back

1 of 4

noun

ˈbak

plural backs

a(1)

: the rear part of the human body especially from the neck to the end of the spine

(2)

: the body considered as the wearer of clothes

They were left with nothing but the clothes on their backs.

(3)

: capacity for labor, effort, or endurance

Put your back into it!

(4)

: the back considered as the seat of one's awareness of duty or failings

get off my back

(5)

: the back considered as an area of vulnerability

the police officer's partner always watches his back

: the part of a lower animal (such as a quadruped) corresponding to the human back

riding on the back of an elephant

: spinal column

She had surgery on her back.

: spine sense 1c

The title is on the book's back.

: the side or surface opposite the front or face

I only saw him from the back.

: the rear part

the back of the head

the back of the mirror

also : the farther or reverse side

wrote the number on the back of an envelope

: something at or on the back for support

back of a chair

: a place away from the front

sat in back

: a position in some games (such as football or soccer) behind the front line of players

also : a player in this position

a defensive back

informal : a swimming race in which swimmers use the backstroke

She placed first in the 100-meter back.

backed

ˈbakt

adjective

backless

ˈbak-ləs

adjective

back

2 of 4

adverb

: to, toward, or at the rear

asked the crowd to move back

: in or into the past : backward in time

looking back on her youth

an event back in the last century

Back then, no one had ever heard of chronic fatigue syndrome.

also : ago

several years back

met him in the street two days back

: to or at an angle off the vertical

leaned back on his chair

d(1)

: under restraint

He wanted to fight but his friends held him back.

holding back a laugh

(2)

: in a delayed or retarded condition

Bad weather set the launch date back several days.

: in an inferior or secondary position

especially : behind a competitor in points or ranking

finished three strokes back

: to, toward, or in a place from which a person or thing came

She left home and never went back.

put the book back

: to or toward a former state

went back to private life

: in return or reply

forgot to write back

back

3 of 4

adjective

: being at or in the back

back door

: distant from a central or main area

back roads

of a speech sound : articulated at or toward the back of the oral passage : formed deep within the mouth

back vowels

: having returned or been returned

: being in arrears : overdue

is owed several months in back pay

: moving or operating backward : reverse

back action with oars

: not current

back issues of a magazine

golf : constituting the final 9 holes of an 18-hole course

back

4 of 4

verb

backed; backing; backs

transitive verb

: to support by material or moral assistance

backing a candidate for governor

—often used with up

back up a friend in a fight

: substantiate

—often used with up

needs to back up her argument with evidence

: to assume financial responsibility for

back a new company

: to provide musical accompaniment for

—often used with up

a singer backed up by a guitarist

: to cause to go back (see back entry 2 sense 1a) or in reverse

back the car into the garage

: to articulate (a speech sound) with the tongue farther back : to form deeper within the mouth

: to furnish with a rear part : to furnish with a back (see back entry 1 sense 2)

back a skirt with stiff material

: to be at the rear part of : to be at the back (see back entry 1 sense 2) of

a row of garages back the building

intransitive verb

: to move backward

backed into a parking space

—often used with up

back up to give him some spaceLet's back up a little to clarify what we're saying.

of the wind : to shift counterclockwise compare veer entry 1 sense 2

: to have the rear part facing in the direction of something

The house backs onto a golf course.

backer

ˈba-kər

noun

Phrases

back of one's hand or back of the hand

: a show of contempt

back of one's mind

: the part of one's mind where thoughts and memories are stored to be drawn on

behind one's back

: without one's knowledge

talking about me behind my back

in back of

: behind

One day, I was sitting in the tiny parlor in back of the store …—

John McNulty

back and fill

nautical : to manage the sails of a ship so as to keep it clear of obstructions as it floats down with the current of a river or channel

: to take opposite positions alternately : shilly-shally

has been back and filling on the issue

back into

: to get into inadvertently

backed into the antiques business

Example Sentences

Noun She was carrying her little daughter on her back. She has a pain in the small of her back. I slapped him on his back to congratulate him. She stabbed him in the back. He had his hands behind his back. a bird with a dark back riding on the back of a horse a comfortable chair with a padded back Adverb The soldiers moved back from the front lines. The police asked the crowd to move back from the scene of the accident. He left his friends two miles back. She turned around and looked back toward him. a chapter beginning several pages back He left his home and never went back. It's time to go back home. She took the book off the shelf and forgot to put it back. In the opening chapter the author looks back on his youth. an event back in the last century Adjective He keeps his wallet in his back pocket. We came in through the back entrance. We drove on the back roads instead of the main roads. The company owes him several months in back pay. Verb I'm backing him for President. She backed the winner of the race and won a lot of money. She backed her argument with written evidence. She backed the singer on the guitar. She backed into a parking space. She backed out of the garage. The dog kept growling but backed off cautiously. back a skirt with stiff material See More

Recent Examples on the Web

Noun

In arguably the most brilliantly resilient 90 minutes of football in Super Bowl history, Mahomes staggered out for the second half and proceeded to beat the Eagles with one leg tied behind his back. —

Austin Knoblauchassistant Editor, Los Angeles Times, 13 Feb. 2023 Mahomes, who had been dealing for weeks with a high ankle sprain, rocked from his back to his knees, hunched, and stood up, then began to hop on one foot, clearly in pain. —

Louisa Thomas, The New Yorker, 13 Feb. 2023 And the lighter the pack—not just the backpacking gear but the backpack itself—the less weight to haul around on your back. —

Field And Stream Commerce Team, Field & Stream, 13 Feb. 2023 His back was marked with an orange grease pencil to indicate the location of fat layers, which were photographed. —

Kevin Spear, Orlando Sentinel, 13 Feb. 2023 My day pack was still on my back, and would offer some protection there. —

Ed Wiseman, Outdoor Life, 13 Feb. 2023 In the clip, a giggling Adonis and another young boy can be seen pinning Drake to the ground before climbing on his back. —

Ellie Beeck, Peoplemag, 13 Feb. 2023 With Mahomes, wearing the proverbial target on his back, needing full protection. —

Jarrett Bell, USA TODAY, 12 Feb. 2023 Your eyes lead your head position, and looking too far down or up can cause your shoulders to hunch or your back to arch, both of which hinder efficiency. Shoulders. —

Ashley Mateo, Health, 11 Feb. 2023

Adverb

In addition, men viewed threats to their masculinity as an attack on their autonomy and so were prepared to engage in rule-breaking and toxic behavior to get it back. —

Eleanor Pringle, Fortune, 3 Feb. 2023 After a Buie long ball gave the Wildcats a brief lead, Baker hit a deep 3-pointer of his own to get U-M back and start a stretch of strong play from the bench. —

Tony Garcia, Detroit Free Press, 3 Feb. 2023 Farmworkers are back at work after Half Moon Bay shootings. —

Los Angeles Times, 3 Feb. 2023 Like Cloud Gate, the mirrored surface reflects the surrounding cityscape back at the viewer. —

Molly Enking, Smithsonian Magazine, 3 Feb. 2023 Rober Kraft is determined to get Tom Brady back to New England. —

Marisa Sullivan, Peoplemag, 2 Feb. 2023 On a January day in a drab, deserted hotel in Rome, the four members of Måneskin are back at work after a brief holiday following a whirlwind 2022 that saw the young Italians vault into rock stardom. —

Nick Vivarelli, Variety, 2 Feb. 2023 The-Dream adjusts his powder blue bucket hat and peers around his shoulder, back at the phrase. —

Kristin Robinson, Billboard, 2 Feb. 2023 Bettors can get bonus back on Stellar Jackpots — Chili Gold X2, Willy’s Hot Chillies and red-hot Tamales. —

Ian Firstenberg, Chicago Tribune, 1 Feb. 2023

Adjective

After finding a gem in All-Star rookie netminder Logan Thompson, who saved the season after Robin Lehner’s major injury, Golden Knights coach Bruce Cassidy has to move on without captain Mark Stone, who is out indefinitely after back surgery. —

Matt Porter, BostonGlobe.com, 4 Feb. 2023 Bees collect the pollen in tiny pouches called corbiculae, located on their back legs. —

Ernie Cowan, San Diego Union-Tribune, 4 Feb. 2023 The car’s back window was ringed with stringed lights interspersed with purple spiders, a decoration from Halloween. —

Murat Oztaskin, The New Yorker, 4 Feb. 2023 The back story for Anthropic’s founding is relevant, too. —

James Vincent, The Verge, 3 Feb. 2023 On her 45th birthday, revisit some romantic looks from her back catalogue to inspire your own date night style. —

Alex Kessler, Vogue, 3 Feb. 2023 Hogan has had to work though multiple injuries throughout his legendary career, and has had at least 10 back surgeries, according to a report. —

Luke Gentile, Washington Examiner, 3 Feb. 2023 Keep both legs straight and lift up onto ball of back foot. —

Women's Health, 3 Feb. 2023 And with the score tied at 46 in a back-and-forth fourth quarter and less than a minute left, King/Drew freshman JayShaun Kibble flung a pass to the corner to Thompson, who buried another massive three-pointer. —

Los Angeles Times, 3 Feb. 2023

Verb

After his loss, Williams, who got 17 votes, moved for the committee to back Triantafilou in an open vote, which was unanimous. —

Andrew J. Tobias, cleveland, 6 Jan. 2023 The Macan's ability to be both a thrill-seeking, corner-carving rocket and a pleasant luxury cruiser, regardless of trim level or powertrain, earns it back its spot on the 10Best list. —

Caleb Miller, Car and Driver, 17 Jan. 2023 Glassman said McCarthy needs at least 213 votes because the 212 House Democrats are likely going to all back their party leader, Rep. Hakeem Jeffries of New York. —

Rachel Looker, USA TODAY, 5 Jan. 2023 Normally when the World Cup comes around, Germans happily wave their country's flag and enthusiastically back their team. —

Arkansas Online, 19 Nov. 2022 Amazon founder Jeff Bezos went to space and back last year in 11 minutes, and now his girlfriend plans to make her own trip sometime next year. —

Alena Botros, Fortune, 14 Nov. 2022 President Biden and Vice President Kamala Harris thanked Democratic volunteers and supporters at an event Thursday in Washington, D.C., saying the election results so far showed that voters back their agenda overwhelmingly. —

Joshua Jamerson, WSJ, 12 Nov. 2022 The route will take runners from downtown, north toward Broad Ripple then back downtown. —

Jen Guadarrama, The Indianapolis Star, 4 Nov. 2022 How did Movistar+ back the biggest array of creative talent in Spanish TV history? —

Pablo Sandoval, Variety, 17 Oct. 2022 See More

Word History

Etymology

Noun

Middle English, from Old English bæc; akin to Old High German bah back, Old Norse bak

Adverb

Middle English bac, aphetic form of abak aback

Adjective

Middle English, partly attributive use of bac, back back entry 1, partly derivative of back back entry 2

Verb

verbal derivative of back entry 1

First Known Use

Noun

before the 12th century, in the meaning defined at sense 1a(1)

Adverb

13th century, in the meaning defined at sense 1a

Adjective

15th century, in the meaning defined at sense 1a

Verb

1548, in the meaning defined at transitive sense 1a

Phrases Containing back

Kids Definition

back

1 of 4 noun

ˈbak

: the rear part of the human body especially from the neck to the end of the spine

: the corresponding part of a four-footed or lower animal

: the part of something that is opposite or away from the front part

: something at or on the back for support

back of a chair

: a position in some games (as football or soccer) behind the front line of players

: a player in this position

backed

ˈbakt

adjective

backless

ˈbak-ləs

adjective

back

2 of 4 adverb

: to, toward, or at the rear

: in or into the past : ago

: in or into a reclining position

: under control : in check

held back

: to, toward, or in a place from which a person or thing came

: in return or reply

write back

talk back

back

3 of 4 adjective

: being at or in the back

back door

: distant from a central or main area

back roads

: not yet paid : overdue

back rent

: no longer current

back issues of a magazine

back

4 of 4 verb

: to give aid or support to

: to move or cause to move back or backward

: to shift in a counterclockwise direction

the wind backed around

: to provide with a back

backer noun

单词	backs
释义	back 1 of 4 noun ˈbak plural backs 1 a(1) : the rear part of the human body especially from the neck to the end of the spine (2) : the body considered as the wearer of clothes They were left with nothing but the clothes on their backs. (3) : capacity for labor, effort, or endurance Put your back into it! (4) : the back considered as the seat of one's awareness of duty or failings get off my back (5) : the back considered as an area of vulnerability the police officer's partner always watches his back b : the part of a lower animal (such as a quadruped) corresponding to the human back riding on the back of an elephant c : spinal column She had surgery on her back. d : spine sense 1c The title is on the book's back. 2 a : the side or surface opposite the front or face I only saw him from the back. : the rear part the back of the head the back of the mirror also : the farther or reverse side wrote the number on the back of an envelope b : something at or on the back for support back of a chair c : a place away from the front sat in back 3 : a position in some games (such as football or soccer) behind the front line of players also : a player in this position a defensive back 4 informal : a swimming race in which swimmers use the backstroke She placed first in the 100-meter back. backed ˈbakt adjective backless ˈbak-ləs adjective back 2 of 4 adverb 1 a : to, toward, or at the rear asked the crowd to move back b : in or into the past : backward in time looking back on her youth an event back in the last century Back then, no one had ever heard of chronic fatigue syndrome. also : ago several years back met him in the street two days back c : to or at an angle off the vertical leaned back on his chair d(1) : under restraint He wanted to fight but his friends held him back. holding back a laugh (2) : in a delayed or retarded condition Bad weather set the launch date back several days. e : in an inferior or secondary position especially : behind a competitor in points or ranking finished three strokes back 2 a : to, toward, or in a place from which a person or thing came She left home and never went back. put the book back b : to or toward a former state went back to private life c : in return or reply forgot to write back back 3 of 4 adjective 1 a : being at or in the back back door b : distant from a central or main area back roads c of a speech sound : articulated at or toward the back of the oral passage : formed deep within the mouth back vowels 2 : having returned or been returned 3 : being in arrears : overdue is owed several months in back pay 4 : moving or operating backward : reverse back action with oars 5 : not current back issues of a magazine 6 golf : constituting the final 9 holes of an 18-hole course back 4 of 4 verb backed; backing; backs transitive verb 1 a : to support by material or moral assistance backing a candidate for governor —often used with up back up a friend in a fight b : substantiate —often used with up needs to back up her argument with evidence c : to assume financial responsibility for back a new company d : to provide musical accompaniment for —often used with up a singer backed up by a guitarist 2 a : to cause to go back (see back entry 2 sense 1a) or in reverse back the car into the garage b : to articulate (a speech sound) with the tongue farther back : to form deeper within the mouth 3 a : to furnish with a rear part : to furnish with a back (see back entry 1 sense 2) back a skirt with stiff material b : to be at the rear part of : to be at the back (see back entry 1 sense 2) of a row of garages back the building intransitive verb 1 : to move backward backed into a parking space —often used with up back up to give him some spaceLet's back up a little to clarify what we're saying. 2 of the wind : to shift counterclockwise compare veer entry 1 sense 2 3 : to have the rear part facing in the direction of something The house backs onto a golf course. backer ˈba-kər noun Phrases back of one's hand or back of the hand : a show of contempt back of one's mind : the part of one's mind where thoughts and memories are stored to be drawn on behind one's back : without one's knowledge talking about me behind my back in back of : behind One day, I was sitting in the tiny parlor in back of the store …—John McNulty back and fill 1 nautical : to manage the sails of a ship so as to keep it clear of obstructions as it floats down with the current of a river or channel 2 : to take opposite positions alternately : shilly-shally has been back and filling on the issue back into : to get into inadvertently backed into the antiques business Synonyms Noun rear reverse tail Adverb ago agone [archaic] since syne [chiefly Scottish] Adjective aft after hind hinder hindmost posterior rear rearward Verb advocate champion endorse indorse patronize plump (for) plunk (for) plonk (for) support See all Synonyms & Antonyms Example Sentences Noun She was carrying her little daughter on her back. She has a pain in the small of her back. I slapped him on his back to congratulate him. She stabbed him in the back. He had his hands behind his back. a bird with a dark back riding on the back of a horse a comfortable chair with a padded back Adverb The soldiers moved back from the front lines. The police asked the crowd to move back from the scene of the accident. He left his friends two miles back. She turned around and looked back toward him. a chapter beginning several pages back He left his home and never went back. It's time to go back home. She took the book off the shelf and forgot to put it back. In the opening chapter the author looks back on his youth. an event back in the last century Adjective He keeps his wallet in his back pocket. We came in through the back entrance. We drove on the back roads instead of the main roads. The company owes him several months in back pay. Verb I'm backing him for President. She backed the winner of the race and won a lot of money. She backed her argument with written evidence. She backed the singer on the guitar. She backed into a parking space. She backed out of the garage. The dog kept growling but backed off cautiously. back a skirt with stiff material See More Recent Examples on the Web Noun In arguably the most brilliantly resilient 90 minutes of football in Super Bowl history, Mahomes staggered out for the second half and proceeded to beat the Eagles with one leg tied behind his back. —Austin Knoblauchassistant Editor, Los Angeles Times, 13 Feb. 2023 Mahomes, who had been dealing for weeks with a high ankle sprain, rocked from his back to his knees, hunched, and stood up, then began to hop on one foot, clearly in pain. —Louisa Thomas, The New Yorker, 13 Feb. 2023 And the lighter the pack—not just the backpacking gear but the backpack itself—the less weight to haul around on your back. —Field And Stream Commerce Team, Field & Stream, 13 Feb. 2023 His back was marked with an orange grease pencil to indicate the location of fat layers, which were photographed. —Kevin Spear, Orlando Sentinel, 13 Feb. 2023 My day pack was still on my back, and would offer some protection there. —Ed Wiseman, Outdoor Life, 13 Feb. 2023 In the clip, a giggling Adonis and another young boy can be seen pinning Drake to the ground before climbing on his back. —Ellie Beeck, Peoplemag, 13 Feb. 2023 With Mahomes, wearing the proverbial target on his back, needing full protection. —Jarrett Bell, USA TODAY, 12 Feb. 2023 Your eyes lead your head position, and looking too far down or up can cause your shoulders to hunch or your back to arch, both of which hinder efficiency. Shoulders. —Ashley Mateo, Health, 11 Feb. 2023 Adverb In addition, men viewed threats to their masculinity as an attack on their autonomy and so were prepared to engage in rule-breaking and toxic behavior to get it back. —Eleanor Pringle, Fortune, 3 Feb. 2023 After a Buie long ball gave the Wildcats a brief lead, Baker hit a deep 3-pointer of his own to get U-M back and start a stretch of strong play from the bench. —Tony Garcia, Detroit Free Press, 3 Feb. 2023 Farmworkers are back at work after Half Moon Bay shootings. —Los Angeles Times, 3 Feb. 2023 Like Cloud Gate, the mirrored surface reflects the surrounding cityscape back at the viewer. —Molly Enking, Smithsonian Magazine, 3 Feb. 2023 Rober Kraft is determined to get Tom Brady back to New England. —Marisa Sullivan, Peoplemag, 2 Feb. 2023 On a January day in a drab, deserted hotel in Rome, the four members of Måneskin are back at work after a brief holiday following a whirlwind 2022 that saw the young Italians vault into rock stardom. —Nick Vivarelli, Variety, 2 Feb. 2023 The-Dream adjusts his powder blue bucket hat and peers around his shoulder, back at the phrase. —Kristin Robinson, Billboard, 2 Feb. 2023 Bettors can get bonus back on Stellar Jackpots — Chili Gold X2, Willy’s Hot Chillies and red-hot Tamales. —Ian Firstenberg, Chicago Tribune, 1 Feb. 2023 Adjective After finding a gem in All-Star rookie netminder Logan Thompson, who saved the season after Robin Lehner’s major injury, Golden Knights coach Bruce Cassidy has to move on without captain Mark Stone, who is out indefinitely after back surgery. —Matt Porter, BostonGlobe.com, 4 Feb. 2023 Bees collect the pollen in tiny pouches called corbiculae, located on their back legs. —Ernie Cowan, San Diego Union-Tribune, 4 Feb. 2023 The car’s back window was ringed with stringed lights interspersed with purple spiders, a decoration from Halloween. —Murat Oztaskin, The New Yorker, 4 Feb. 2023 The back story for Anthropic’s founding is relevant, too. —James Vincent, The Verge, 3 Feb. 2023 On her 45th birthday, revisit some romantic looks from her back catalogue to inspire your own date night style. —Alex Kessler, Vogue, 3 Feb. 2023 Hogan has had to work though multiple injuries throughout his legendary career, and has had at least 10 back surgeries, according to a report. —Luke Gentile, Washington Examiner, 3 Feb. 2023 Keep both legs straight and lift up onto ball of back foot. —Women's Health, 3 Feb. 2023 And with the score tied at 46 in a back-and-forth fourth quarter and less than a minute left, King/Drew freshman JayShaun Kibble flung a pass to the corner to Thompson, who buried another massive three-pointer. —Los Angeles Times, 3 Feb. 2023 Verb After his loss, Williams, who got 17 votes, moved for the committee to back Triantafilou in an open vote, which was unanimous. —Andrew J. Tobias, cleveland, 6 Jan. 2023 The Macan's ability to be both a thrill-seeking, corner-carving rocket and a pleasant luxury cruiser, regardless of trim level or powertrain, earns it back its spot on the 10Best list. —Caleb Miller, Car and Driver, 17 Jan. 2023 Glassman said McCarthy needs at least 213 votes because the 212 House Democrats are likely going to all back their party leader, Rep. Hakeem Jeffries of New York. —Rachel Looker, USA TODAY, 5 Jan. 2023 Normally when the World Cup comes around, Germans happily wave their country's flag and enthusiastically back their team. —Arkansas Online, 19 Nov. 2022 Amazon founder Jeff Bezos went to space and back last year in 11 minutes, and now his girlfriend plans to make her own trip sometime next year. —Alena Botros, Fortune, 14 Nov. 2022 President Biden and Vice President Kamala Harris thanked Democratic volunteers and supporters at an event Thursday in Washington, D.C., saying the election results so far showed that voters back their agenda overwhelmingly. —Joshua Jamerson, WSJ, 12 Nov. 2022 The route will take runners from downtown, north toward Broad Ripple then back downtown. —Jen Guadarrama, The Indianapolis Star, 4 Nov. 2022 How did Movistar+ back the biggest array of creative talent in Spanish TV history? —Pablo Sandoval, Variety, 17 Oct. 2022 See More Word History Etymology Noun Middle English, from Old English bæc; akin to Old High German bah back, Old Norse bak Adverb Middle English bac, aphetic form of abak aback Adjective Middle English, partly attributive use of bac, back back entry 1, partly derivative of back back entry 2 Verb verbal derivative of back entry 1 First Known Use Noun before the 12th century, in the meaning defined at sense 1a(1) Adverb 13th century, in the meaning defined at sense 1a Adjective 15th century, in the meaning defined at sense 1a Verb 1548, in the meaning defined at transitive sense 1a Phrases Containing back a monkey on someone's back a pat on the back a slap on the back answer (someone) back back away back arrow back and forth baby back ribs back channel back burner back bacon back-check back down back dive back end back in/into circulation back home back-formation back matter back nine back of beyond back off back of one's hand back-office back-ordered back of one's mind back order back passage back out back rub back room back side back seat back talk back-to-back back to front beat back back up behind one's back be back bounce back blink back tears bite back behind someone's back break the back of bring back bring back to life brought it all back (can) trace one's history (back) to check back with check back choke back circle back clap back come back come back to come back to bite one come back to haunt come back with date back to date back draw back fall back on drop back fall back upon fight back tears fight back flash back flat on one's back front to back get/go back to nature get back to get back at (someone) get back get one's life back together get one's back up get back to work give back get the monkey off one's back get one's own back go back go back a long way go back on one's promise go back to square one go back to the drawing board go back on one's word go back to hang back hand back hark back have eyes in the back of one's head harken back have (something) back hearken back hit back hold back one's tears hold back hold back (someone or something ) in back kick back keep (someone or something) back know something like the back of one's hand laid-back look back money-back money-back guarantee on the back burner on/off one's back put back plow back play back push (something) to the back of one's mind on the back of put one's back into relate back to roach back report back running back set back roll back scratch one's back snap back sit back scratch someone's back snapper-back stab in the back step back strike back swept-back the small of the/one's back there's no holding him back take back think back the straw that breaks/broke the camel's back throw back toss back turn back turn back the clock turn one's back on write back watch one's back want (back) into answer back back east back/paint oneself into a corner back-scratching back in action at/in the back of one's mind back of back button back is to/against the wall back issues back judge back pay claw back carry (someone) back to fight back the tears back mutation knock back cut back back-of-the-envelope get/go back to (the) basics have (someone) back ladder-back come back from double back roar (back) to life stand back fall back hark back to there's no going back back in business keep back lie back give (someone) the shirt off one's back slick back/down put someone's back up through the back door brought/pulled back from the brink of go way back take a back seat the back of beyond throttle back to hell and back be (back) in the swing of things see the back of watch someone's back (like) water off a duck's back back and fill turn one's back pat on the back walk back have someone's back went behind his back come back from the dead back into You scratch my back, and I'll scratch yours back of the hand got back to sleep in back of talk back from way back never looked back go back on See More a monkey on someone's back a pat on the back a slap on the back answer (someone) back back away back arrow back and forth baby back ribs back channel back burner back bacon back-check back down back dive back end back in/into circulation back home back-formation back matter back nine back of beyond back off back of one's hand back-office back-ordered back of one's mind back order back passage back out back rub back room back side back seat back talk back-to-back back to front beat back back up behind one's back be back bounce back blink back tears bite back behind someone's back break the back of bring back bring back to life brought it all back (can) trace one's history (back) to check back with check back choke back circle back clap back come back come back to come back to bite one come back to haunt come back with date back to date back draw back fall back on drop back fall back upon fight back tears fight back flash back flat on one's back front to back get/go back to nature get back to get back at (someone) get back get one's life back together get one's back up get back to work give back get the monkey off one's back get one's own back go back go back a long way go back on one's promise go back to square one go back to the drawing board go back on one's word go back to hang back hand back hark back have eyes in the back of one's head harken back have (something) back hearken back hit back hold back one's tears hold back hold back (someone or something ) in back kick back keep (someone or something) back know something like the back of one's hand laid-back look back money-back money-back guarantee on the back burner on/off one's back put back plow back play back push (something) to the back of one's mind on the back of put one's back into relate back to roach back report back running back set back roll back scratch one's back snap back sit back scratch someone's back snapper-back stab in the back step back strike back swept-back the small of the/one's back there's no holding him back take back think back the straw that breaks/broke the camel's back throw back toss back turn back turn back the clock turn one's back on write back watch one's back want (back) into answer back back east back/paint oneself into a corner back-scratching back in action at/in the back of one's mind back of back button back is to/against the wall back issues back judge back pay claw back carry (someone) back to fight back the tears back mutation knock back cut back back-of-the-envelope get/go back to (the) basics have (someone) back ladder-back come back from double back roar (back) to life stand back fall back hark back to there's no going back back in business keep back lie back give (someone) the shirt off one's back slick back/down put someone's back up through the back door brought/pulled back from the brink of go way back take a back seat the back of beyond throttle back to hell and back be (back) in the swing of things see the back of watch someone's back (like) water off a duck's back back and fill turn one's back pat on the back walk back have someone's back went behind his back come back from the dead back into You scratch my back, and I'll scratch yours back of the hand got back to sleep in back of talk back from way back never looked back go back on See More Kids Definition back 1 of 4 noun ˈbak 1 a : the rear part of the human body especially from the neck to the end of the spine b : the corresponding part of a four-footed or lower animal 2 : the part of something that is opposite or away from the front part 3 : something at or on the back for support back of a chair 4 a : a position in some games (as football or soccer) behind the front line of players b : a player in this position backed ˈbakt adjective backless ˈbak-ləs adjective back 2 of 4 adverb 1 a : to, toward, or at the rear b : in or into the past : ago c : in or into a reclining position d : under control : in check held back 2 : to, toward, or in a place from which a person or thing came 3 : in return or reply write back talk back back 3 of 4 adjective 1 a : being at or in the back back door b : distant from a central or main area back roads 2 : not yet paid : overdue back rent 3 : no longer current back issues of a magazine back 4 of 4 verb 1 : to give aid or support to 2 : to move or cause to move back or backward 3 : to shift in a counterclockwise direction the wind backed around 4 : to provide with a back backer noun Medical Definition back noun ˈbak 1 a : the rear part of the human body especially from the neck to the end of the spine b : the corresponding part of a lower animal (as a quadruped) c : spinal column 2 : the part of the upper surface of the tongue behind the front and lying opposite the soft palate when the tongue is at rest Legal Definition back adjective 1 : being overdue or in arrears back rent 2 : being retroactive especially as compensation reinstated with back pay Geographical Definition Back geographical name ˈbak river 605 miles (974 kilometers) long in Nunavut, Canada, rising along the border with the Northwest Territories and flowing east-northeast into the Arctic Ocean backs 1 of 2 noun plural of back 1 as in rears a behind part or surface the back of the page was blank Synonyms & Similar Words Relevance rears tails reverses Antonyms & Near Antonyms fronts faces foreheads foreparts 2 as in soft spots a vulnerable point a candidate needing a loyal aide who can be relied upon to always watch his back Synonyms & Similar Words soft spots jugulars underbellies ruins downfalls chinks undoings Achilles' heels tragic flaws hamartias backs 2 of 2 verb present tense third-person singular of back 1 as in endorses to promote the interests or cause of she enthusiastically backed the plan to renovate and upgrade the school's facilities Synonyms & Similar Words endorses advocates supports champions embraces aids patronizes indorses bolsters forwards helps adopts sticks up for assists reinforces holds a brief for stands up for buttresses goes to bat for backstops plonks (for) plumps (for) goes in for saves plunks (for) seconds espouses preaches rescues furthers advances abets plugs boosts reenforces bails out sides (with) props (up) delivers talks up Antonyms & Near Antonyms opposes thwarts interferes frustrates baffles foils fails sabotages disappoints deserts lets down See More 2 as in aids to provide (someone) with what is useful or necessary to achieve an end a number of influential people have already agreed to back the candidate Synonyms & Similar Words aids assists supports helps backstops bolsters reinforces forwards endorses bears a hand sponsors abets saves guides promotes champions encourages facilitates benefits launches buttresses eases comforts furthers stands one in good stead advances props (up) fosters profits rescues indorses sustains mentors succors patronizes favors nurtures serves ministers (to) boosts counsels reenforces attends advises heartens obliges emboldens bails out delivers cares (for) Antonyms & Near Antonyms blocks hinders opposes hampers obstructs impedes thwarts inhibits handicaps bars restrains foils interferes holds back constrains strangles balks fails frustrates baffles discourages sabotages disappoints hurts deserts inconveniences stifles harms lets down retards injures damages represses stunts straitens disheartens See More 3 as in bolsters to provide evidence or information for (as a claim or idea) the author needs to back her thesis with more facts Synonyms & Similar Words bolsters reinforces supports proves buttresses corroborates confirms reenforces substantiates establishes verifies shores (up) affirms validates avouches Antonyms & Near Antonyms undermines weakens undercuts
随便看	decentralize decentralized decentralizes decentralizing decentred decentres decentring decephalization deception deceptional deceptions deceptious deceptiously deceptive deceptive cadence deceptively deceptiveness deceptivenesses decerebellate decerebellated decerebellation decerebrate decerebrated decerebrates decerebrating

back

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