crack

crack

C0717000 (krăk)v. cracked, crack·ing, cracks v.intr.1. a. To break without complete separation of parts: The mirror cracked.b. To break or snap apart: The branch cracked off and fell.2. To make a sharp snapping sound: His knees cracked as he sat down.3. a. To break down; fail: The defendant's composure finally began to crack.b. To have a mental or physical breakdown: cracked under the pressure.4. To change sharply in pitch or timbre, as from hoarseness or emotion. Used of the voice.5. To move or go rapidly: was cracking along at 70 miles an hour.6. Chemistry To break into simpler molecules, often by means of heat or a catalyst.v.tr.1. a. To cause to break without complete separation of parts: The pebble cracked the car's windshield. See Synonyms at break.b. To cause to break with a sharp snapping sound: crack nuts.c. To crush (corn or wheat, for example) into small pieces.2. a. To strike, especially with a sharp sound: cracked the intruder over the head with a lamp.b. To cause to come into forceful contact with something, especially with a sharp sound: fell and cracked his head against the floor.3. To open to a slight extent: crack a window to let in some air.4. Informal a. To break open or into: crack a safe.b. To open up for use or consumption: crack a book; cracked a beer.c. To break through (an obstacle) in order to win acceptance or acknowledgment: finally cracked the "men-only" rule at the club.5. To discover the solution to, especially after considerable effort: crack a code.6. To cause (the voice) to crack.7. Informal To tell (a joke), especially on impulse or in an effective manner.8. To cause to have a mental or physical breakdown.9. To impair or destroy: Their rude remarks cracked his equanimity.10. To reduce (petroleum) to simpler compounds by cracking.n.1. a. A partial split or break; a fissure: cracks in the basement wall.b. A slight narrow space: The window was open a crack.c. Informal The fissure between the buttocks.2. A defect or flaw: cracks in the argument; a crack in his composure.3. A sharp snapping sound, such as the report of a firearm.4. A sharp resounding blow: gave him a crack on the head.5. A breaking, harshly dissonant vocal tone or sound, as in hoarseness.6. An attempt or try: gave him a crack at the job; took a crack at photography.7. A witty or sarcastic remark. See Synonyms at joke.8. A moment; an instant: at the crack of dawn.9. Irish Fun had when socializing; social amusement.10. Slang Crack cocaine.adj. Excelling in skill or achievement; first-rate: a crack shot; a crack tennis player.Phrasal Verbs: crack down To act more forcefully to regulate, repress, or restrain: The police cracked down on speeding. crack up Informal 1. To praise highly: He was simply not the genius he was cracked up to be.2. a. To damage or wreck (a vehicle or vessel): crack up a plane; crack up a boat.b. To wreck a vehicle in an accident: cracked up on the expressway.3. To have a mental or physical breakdown: crack up from overwork.4. To experience or cause to experience a great deal of amusement: really cracked up when I heard that joke.Idiom: crack the whip To behave in a domineering manner; demand hard work and efficiency from those under one's control.

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[Middle English craken, from Old English cracian; see gerə- in Indo-European roots.]

crack

(kræk) vb1. to break or cause to break without complete separation of the parts: the vase was cracked but unbroken. 2. to break or cause to break with a sudden sharp sound; snap: to crack a nut. 3. to make or cause to make a sudden sharp sound: to crack a whip. 4. (Music, other) to cause (the voice) to change tone or become harsh or (of the voice) to change tone, esp to a higher register; break5. informal to fail or cause to fail6. to yield or cause to yield: to crack under torture. 7. (tr) to hit with a forceful or resounding blow8. (tr) to break into or force open: to crack a safe. 9. (tr) to solve or decipher (a code, problem, etc)10. (tr) informal to tell (a joke, etc)11. (Chemistry) to break (a molecule) into smaller molecules or radicals by the action of heat, as in the distillation of petroleum12. (tr) to open (esp a bottle) for drinking: let's crack another bottle. 13. (intr) dialect Scot and Northern English to chat; gossip14. (tr) informal to achieve (esp in the phrase crack it)15. (tr) informal Austral to find or catch: to crack a wave in surfing. 16. crack a smile informal to break into a smile17. crack hardy crack hearty informal Austral and NZ to disguise one's discomfort, etc; put on a bold front18. crack the whip informal to assert one's authority, esp to put people under pressure to work hardern19. a sudden sharp noise20. (Pathology) a break or fracture without complete separation of the two parts: a crack in the window. 21. a narrow opening or fissure22. informal a resounding blow23. (Medicine) a physical or mental defect; flaw24. a moment or specific instant: the crack of day. 25. (Physiology) a broken or cracked tone of voice, as a boy's during puberty26. (often foll by at) informal an attempt; opportunity to try: he had a crack at the problem. 27. slang a gibe; wisecrack; joke28. slang a person that excels29. dialect Scot and Northern English a talk; chat30. (Recreational Drugs) slang a processed form of cocaine hydrochloride used as a stimulant. It is highly addictive31. informal chiefly Also: craic Irish fun; informal entertainment: the crack was great in here last night. 32. (Law) obsolete slang a burglar or burglary33. crack of dawn a. the very instant that the sun risesb. very early in the morning34. a fair crack of the whip informal a fair chance or opportunity35. crack of doom doomsday; the end of the world; the Day of Judgmentadj (prenominal) slang first-class; excellent: a crack shot. [Old English cracian; related to Old High German krahhōn, Dutch kraken, Sanskrit gárjati he roars]

crack

(kræk)

v.i. 1. to break without separation of parts; become fissured. 2. to break with a sudden, sharp sound. 3. to make a sudden, sharp sound; snap. 4. (of the voice) to break abruptly and discordantly. 5. to break down, esp. under severe psychological pressure. 6. to decompose by being subjected to heat. v.t. 7. to cause to make a sudden sharp sound: to crack a whip. 8. to break without separation of parts. 9. to break into many parts; break open or splinter: to crack walnuts. 10. to strike forcefully: to crack someone on the jaw. 11. to recount or tell: to crack jokes. 12. to cause to make a cracking sound: to crack one's knuckles. 13. to damage or weaken. 14. to make mentally unsound. 15. to make (the voice) harsh or unmanageable. 16. to solve: to crack a murder case. 17. Informal. to break into (a safe, vault, etc.). 18. to subject to the process of cracking, as in the distillation of petroleum. 19. Informal. a. to open and drink (a bottle of wine, liquor, etc.). b. to open slightly, as a window or door. c. to open (a book) in order to study or read. 20. crack down, to take severe measures, esp. in enforcing laws or regulations (often fol. by on): to crack down on drug pushers. 21. crack up, Informal. a. to suffer a mental or emotional breakdown. b. to crash, as in an automobile or airplane. c. to wreck (an automobile, airplane, or other vehicle). d. to laugh or to cause to laugh unrestrainedly. n. 22. a break without separation of parts; fissure. 23. a slight opening, as between boards in a floor or wall. 24. a sudden, sharp noise. 25. the snap of or as of a whip. 26. a resounding blow. 27. a witty or cutting remark. 28. a break in the tone of the voice. 29. a chance; try: I'd like a crack at that job. 30. highly addictive, purified cocaine in the form of pellets prepared for smoking. 31. a shot, as with a rifle. 32. Archaic. a burglar. adj. 33. first-rate; excellent: a crack shot. adv. 34. with a cracking sound. Idioms: 1. crack the whip, to goad one's subordinates to work harder and more quickly. 2. get cracking, to get moving; hurry up: We're late - let's get cracking. [before 1000; Middle English crak(k)en (v.), crak (n.), Old English cracian to resound; akin to Middle Dutch krāken, Old High German chrahhōn]

crack

- The "crack" of a whip is the miniature sonic boom that occurs as the tip breaks the sound barrier.See also related terms for whip.

crack

Past participle: cracked
Gerund: cracking

Imperative
crack
crack

Present
I crack
you crack
he/she/it cracks
we crack
you crack
they crack

Preterite
I cracked
you cracked
he/she/it cracked
we cracked
you cracked
they cracked

Present Continuous
I am cracking
you are cracking
he/she/it is cracking
we are cracking
you are cracking
they are cracking

Present Perfect
I have cracked
you have cracked
he/she/it has cracked
we have cracked
you have cracked
they have cracked

Past Continuous
I was cracking
you were cracking
he/she/it was cracking
we were cracking
you were cracking
they were cracking

Past Perfect
I had cracked
you had cracked
he/she/it had cracked
we had cracked
you had cracked
they had cracked

Future
I will crack
you will crack
he/she/it will crack
we will crack
you will crack
they will crack

Future Perfect
I will have cracked
you will have cracked
he/she/it will have cracked
we will have cracked
you will have cracked
they will have cracked

Future Continuous
I will be cracking
you will be cracking
he/she/it will be cracking
we will be cracking
you will be cracking
they will be cracking

Present Perfect Continuous
I have been cracking
you have been cracking
he/she/it has been cracking
we have been cracking
you have been cracking
they have been cracking

Future Perfect Continuous
I will have been cracking
you will have been cracking
he/she/it will have been cracking
we will have been cracking
you will have been cracking
they will have been cracking

Past Perfect Continuous
I had been cracking
you had been cracking
he/she/it had been cracking
we had been cracking
you had been cracking
they had been cracking

Conditional
I would crack
you would crack
he/she/it would crack
we would crack
you would crack
they would crack

Past Conditional
I would have cracked
you would have cracked
he/she/it would have cracked
we would have cracked
you would have cracked
they would have cracked

Thesaurus

Noun	1.	crack - a long narrow opening scissure, cleft, crevice, fissurechap - a crack in a lip caused usually by coldchink - a narrow opening as e.g. between planks in a wallcrevasse - a deep fissurefatigue crack - a crack in metal resulting from metal fatiguefaulting, geological fault, fracture, break, fault, shift - (geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other; "they built it right over a geological fault"; "he studied the faulting of the earth's crust"opening, gap - an open or empty space in or between things; "there was a small opening between the trees"; "the explosion made a gap in the wall"rift - a narrow fissure in rockslit - a narrow fissuresplit - a lengthwise crack in wood; "he inserted the wedge into a split in the log"volcano, vent - a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt
	2.	crack - a narrow opening; "he opened the window a crack"gaplacuna, blank - a blank gap or missing partopening - a vacant or unobstructed space that is man-made; "they left a small opening for the cat at the bottom of the door"spark gap - the gap between two high-potential terminals
	3.	crack - a long narrow depression in a surfacecranny, crevice, fissure, chapimprint, impression, depression - a concavity in a surface produced by pressing; "he left the impression of his fingers in the soft mud"
	4.	crack - a sudden sharp noise; "the crack of a whip"; "he heard the cracking of the ice"; "he can hear the snap of a twig"cracking, snapnoise - sound of any kind (especially unintelligible or dissonant sound); "he enjoyed the street noises"; "they heard indistinct noises of people talking"; "during the firework display that ended the gala the noise reached 98 decibels"
	5.	crack - a chance to do something; "he wanted a shot at the champion"shotcolloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speechchance, opportunity - a possibility due to a favorable combination of circumstances; "the holiday gave us the opportunity to visit Washington"; "now is your chance"
	6.	crack - witty remarksally, wisecrack, quipcomment, remark, input - a statement that expresses a personal opinion or belief or adds information; "from time to time she contributed a personal comment on his account"
	7.	crack - a blemish resulting from a break without complete separation of the parts; "there was a crack in the mirror"blemish, mar, defect - a mark or flaw that spoils the appearance of something (especially on a person's body); "a facial blemish"craze - a fine crack in a glaze or other surface
	8.	crack - a purified and potent form of cocaine that is smoked rather than snorted; highly addictivecrack cocaine, tornadococain, cocaine - a narcotic (alkaloid) extracted from coca leaves; used as a surface anesthetic or taken for pleasure; can become powerfully addictive
	9.	crack - a usually brief attempt; "he took a crack at it"; "I gave it a whirl"fling, go, offer, whirl, passattempt, effort, try, endeavor, endeavour - earnest and conscientious activity intended to do or accomplish something; "made an effort to cover all the reading material"; "wished him luck in his endeavor"; "she gave it a good try"
	10.	crack - the act of cracking somethingcracking, fracturebreaking, breakage, break - the act of breaking something; "the breakage was unavoidable"
Verb	1.	crack - become fractured; break or crack on the surface only; "The glass cracked when it was heated"check, breakchange - undergo a change; become different in essence; losing one's or its original nature; "She changed completely as she grew older"; "The weather changed last night"chink, check - make cracks or chinks in; "The heat checked the paint"crack - cause to become cracked; "heat and light cracked the back of the leather chair"crack - break partially but keep its integrity; "The glass cracked"
	2.	crack - make a very sharp explosive sound; "His gun cracked"sound, go - make a certain noise or sound; "She went `Mmmmm'"; "The gun went `bang'"
	3.	crack - make a sharp sound; "his fingers snapped"snapsound, go - make a certain noise or sound; "She went `Mmmmm'"; "The gun went `bang'"
	4.	crack - hit forcefully; deal a hard blow, making a cracking noise; "The teacher cracked him across the face with a ruler"hit - deal a blow to, either with the hand or with an instrument; "He hit her hard in the face"
	5.	crack - pass through (a barrier); "Registrations cracked through the 30,000 mark in the county"break throughgo across, pass, go through - go across or through; "We passed the point where the police car had parked"; "A terrible thought went through his mind"
	6.	crack - break partially but keep its integrity; "The glass cracked"crack, check, break - become fractured; break or crack on the surface only; "The glass cracked when it was heated"chap - crack due to dehydration; "My lips chap in this dry weather"craze - develop a fine network of cracks; "Crazed ceramics"alligator - crack and acquire the appearance of alligator hide, as from weathering or improper application; of paint and varnishes
	7.	crack - break suddenly and abruptly, as under tension; "The pipe snapped"snapcome apart, break, split up, fall apart, separate - become separated into pieces or fragments; "The figurine broke"; "The freshly baked loaf fell apart"
	8.	crack - gain unauthorized access computers with malicious intentions; "she cracked my password"; "crack a safe"break in, break - enter someone's (virtual or real) property in an unauthorized manner, usually with the intent to steal or commit a violent act; "Someone broke in while I was on vacation"; "They broke into my car and stole my radio!"; "who broke into my account last night?"
	9.	crack - suffer a nervous breakdowncrack up, crock up, collapse, break upsuffer, sustain, have, get - undergo (as of injuries and illnesses); "She suffered a fracture in the accident"; "He had an insulin shock after eating three candy bars"; "She got a bruise on her leg"; "He got his arm broken in the scuffle"
	10.	crack - tell spontaneously; "crack a joke"recount, narrate, tell, recite - narrate or give a detailed account of; "Tell what happened"; "The father told a story to his child"
	11.	crack - cause to become cracked; "heat and light cracked the back of the leather chair"alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"crack, check, break - become fractured; break or crack on the surface only; "The glass cracked when it was heated"chink, check - make cracks or chinks in; "The heat checked the paint"fissure - break into fissures or fine cracks
	12.	crack - reduce (petroleum) to a simpler compound by crackingchemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactionsdecompose, break down, break up - separate (substances) into constituent elements or parts
	13.	crack - break into simpler molecules by means of heat; "The petroleum cracked"chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactionschange - undergo a change; become different in essence; losing one's or its original nature; "She changed completely as she grew older"; "The weather changed last night"
Adj.	1.	crack - of the highest quality; "an ace reporter"; "a crack shot"; "a first-rate golfer"; "a super party"; "played top-notch tennis"; "an athlete in tiptop condition"; "she is absolutely tops"ace, A-one, first-rate, super, tiptop, topnotch, top-notch, topscolloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speechsuperior - of high or superior quality or performance; "superior wisdom derived from experience"; "superior math students"

crack

verb1. break, split, burst, snap, fracture, splinter, craze, rive A gas main had cracked under my neighbour's garage. Crack the salt crust and you will find the skin just peels off the fish.2. snap, ring, crash, burst, explode, crackle, pop, detonate Thunder cracked in the sky.3. (Informal) hit, clip (informal), slap, smack, thump, buffet, clout (informal), cuff, whack, wallop (informal), chop She drew back her fist and cracked him on the jaw. He cracked his head on the pavement and was knocked out.4. break, cleave Crack the eggs into a bowl.5. solve, work out, resolve, interpret, clarify, clear up, fathom, decipher, suss (out) (slang), get to the bottom of, disentangle, elucidate, get the answer to He has finally cracked the code after years of painstaking research.6. break down, collapse, yield, give in, give way, succumb, lose control, be overcome, go to pieces She's calm and strong, and will not crack under pressure.noun1. break, chink, gap, breach, fracture, rift, cleft, crevice, fissure, cranny, interstice She watched him though a crack in the curtains.2. split, break, chip, breach, fracture, rupture, cleft The plate had a crack in it.3. snap, pop, crash, burst, explosion, clap, report Suddenly there was a loud crack and glass flew into the air.4. (Informal) blow, slap, smack, thump, buffet, clout (informal), cuff, whack, wallop (informal), clip (informal) He took a crack on the head during the game.5. (Informal) attempt, go (informal), try, shot, opportunity, stab (informal) I'd love to have a crack at the title next year.6. (Informal) joke, dig, insult, gag (informal), quip, jibe, wisecrack, witticism, funny remark, smart-alecky remark He made a nasty crack about her weight.adjective1. (Slang) first-class, choice, excellent, ace, elite, superior, world-class, first-rate, hand-picked He is said to be a crack shot.crack down on something or someone suppress, crush, curb, repress, clamp down on, put a stop to, get tough on, come down hard on, be strict on new laws to crack down on vicecrack up (Informal)1. have a breakdown, collapse, break down, go crazy (informal), go berserk, freak out (informal), go to pieces, go ape (slang), fly off the handle (informal), come apart at the seams (informal), throw a wobbly (slang), go off the deep end (informal), go apeshit (slang), go out of your mind, flip your lid (slang), go off your rocker (slang), go off your head (slang) He's going to crack up if he doesn't take a break soon.2. burst out laughing, laugh, fall about (laughing), guffaw, roar with laughter, be in stitches, split your sides We all just cracked up when he told us.

crack

verb1. To undergo partial breaking:fissure, fracture, rupture, split.2. To make a sudden sharp, explosive noise:bang, bark, clap, pop, snap.3. To find the key to (a code, for example):break, decipher, decrypt, puzzle out.4. To give way mentally and emotionally:break (down), collapse, snap.Informal: crack up, fold.5. To suddenly lose all health or strength:break (down), cave in, collapse, drop, give out, succumb.Informal: crack up.Slang: conk out.Idiom: give way.phrasal verb
crack up1. Informal. To undergo wrecking:crash, smash.Informal: pile up.2. Informal. To give way mentally and emotionally:break (down), collapse, crack, snap.Informal: fold.3. Informal. To suddenly lose all health or strength:break (down), cave in, collapse, crack, drop, give out, succumb.Slang: conk out.Idiom: give way.noun1. A sudden sharp, explosive noise:bang, bark, clap, explosion, pop, rat-a-tat-tat, report, snap.2. A usually narrow partial opening caused by splitting and rupture:break, chink, cleavage, cleft, crevice, fissure, rift, split.3. A sudden sharp, powerful stroke:bang, blow, clout, hit, lick, pound, slug, sock, swat, thwack, welt, whack, wham, whop.Informal: bash, biff, bop, clip, wallop.Slang: belt, conk, paste.4. A trying to do or make something:attempt, effort, endeavor, essay, go, offer, stab, trial, try.Informal: shot.Slang: take.Archaic: assay.5. A brief trial:go, stab, try.Informal: fling, shot, whack, whirl.6. A flippant or sarcastic remark:dig, quip.Slang: wisecrack.7. A very brief time:flash, instant, minute, moment, second, trice, twinkle, twinkling, wink.Informal: jiff, jiffy.Chiefly British: tick.adjectiveHaving or demonstrating a high degree of knowledge or skill:adept, expert, master, masterful, masterly, professional, proficient, skilled, skillful.Slang: crackerjack.

Translations

缝隙裂缝说笑话辨认上瘾的毒品

crack

(krӕk) verb1. to (cause to) break partly without falling to pieces. The window cracked down the middle. (使)龜裂 使断裂2. to break (open). He cracked the peanuts between his finger and thumb. 使裂開 使裂开3. to make a sudden sharp sound of breaking. The twig cracked as I stepped on it. 發出爆裂聲 发出爆裂声4. to make (a joke). He's always cracking jokes. 說笑話 说笑话5. to open (a safe) by illegal means. 以非法手段敲開(保險箱) 以非法手段砸开6. to solve (a code). 解開（密碼） 辨认（暗码） 7. to give in to torture or similar pressures. The spy finally cracked under their questioning and told them everything he knew. 因刑求等而屈服 （因压力而）垮掉，瓦解 noun1. a split or break. There's a crack in this cup. 裂縫 裂缝2. a narrow opening. The door opened a crack. 縫隙 缝隙3. a sudden sharp sound. the crack of whip. 爆裂聲 爆裂声4. a blow. a crack on the jaw. 猛擊 猛击5. a joke. He made a crack about my big feet. 玩笑 俏皮话6. a very addictive drug. He died of too much crack with alcohol (毒品)快克 上瘾的毒品 adjective expert. a crack racing-driver. 一流的 第一流的cracked adjective1. damaged by cracks. a cracked cup. 有裂縫的 有裂缝的2. crazy. She must be cracked! 瘋狂的 发疯的crackdown noun 取締，鎮壓 压迫，打击，镇压 ˈcracker noun1. a thin crisp biscuit. 薄脆餅乾 一种薄脆饼干2. a small exploding firework. fire crackers. 爆竹 爆竹3. a decorated paper tube, containing paper hats etc, which gives a loud crack when pulled apart. 彩色爆竹 彩色爆竹ˈcrackers adjective crazy. You must be crackers to believe that! 瘋狂的 发疯的crack a book, crack a book (slang) to open a book in order to read or study. He always gets high marks in his exams although he hardly cracks a textbook. （俚）打開書來看或研讀 （俚）研读 crack down (on) to act firmly against. The police have cracked down on drug dealers; to crack down on illegal immigration. 鎮壓，制裁 镇压，制裁 get cracking to get moving quickly. 快速移動 快速移动have a crack (at) to have a try at. 嘗試 试试

crack

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