letdown
1 of 2noun
let·down ˈlet-ˌdau̇n 
1
a
: discouragement, disappointment
his latest novel is a letdown
b
: a slackening of effort : relaxation
2
: the descent of an aircraft or spacecraft to the point at which a landing approach is begun
3
: a physiological response of a lactating mammal to suckling and allied stimuli whereby previously secreted milk from the acini is expelled into ducts and drawn through the nipple
let down
2 of 2verb
let down; letting down; lets down
transitive verb
1
: to allow to descend gradually
2
a
: to fail to support
felt her parents had let her down
b
: disappoint
the plot lets you down at the end
afraid of letting his father down
Synonyms
Noun
- disappointment
- dismay
- dissatisfaction
- frustration
Verb
- cheat
- disappoint
- dissatisfy
- fail
See all Synonyms & Antonyms 
Example Sentences
Noun the museum exhibit was just so-so, and we returned home with a vague sense of letdown the eagerly anticipated new movie starring our favorite actor turned out to be a big letdown Verb with my poor performance I really felt that I had let my teammates down
Recent Examples on the Web
Nathan Baird, cleveland, 11 Sep. 2022 However Sunday's three-way race with Josef Newgarden and Will Power goes, Dixon, 42, is expecting to navigate some new version of elation or letdown. Nathan Brown, The Indianapolis Star, 8 Sep. 2022 The Rams catch a break in terms of having the full offseason to prepare for the Bills, but this game has all the makings of a big-time letdown for the home team. Jeremy Cluff, The Arizona Republic, 5 Sep. 2022 Use Next and Previous buttons to navigate NEW BRAUNFELS - Showing no letdown from a monumental victory, New Braunfels pounded out a 31-7 victory against Seguin in the 110th edition of the Guadalupe River Bowl held Thursday at Unicorn Stadium. David Hinojosa, San Antonio Express-News, 1 Sep. 2022 Lloyd said there is a concern about a letdown following such an emotional win. al, 31 Aug. 2022 Offensive lineman Kenny Thomas doesn't feel the Rattlers will have another letdown after getting a wake-up call in Tucson two weeks ago. Richard Obert, The Arizona Republic, 20 May 2022 The Aztecs had a massive letdown after a resilient season under Hoke, who produced the first 11-win season in the school's 99 years of football competition. Greg Beacham, ajc, 4 Dec. 2021 Neither the men’s nor women’s Haudenosaunee team made the podium — a letdown particularly for the men, who entered the Games ranked third in the world — but the players found the experience fulfilling nonetheless. New York Times, 27 July 2022 See More
Noun
For athletic director Trev Alberts — another former Huskers star — Saturday’s letdown apparently made waiting no longer an option. Nathan Baird, cleveland, 11 Sep. 2022 However Sunday's three-way race with Josef Newgarden and Will Power goes, Dixon, 42, is expecting to navigate some new version of elation or letdown. Nathan Brown, The Indianapolis Star, 8 Sep. 2022 The Rams catch a break in terms of having the full offseason to prepare for the Bills, but this game has all the makings of a big-time letdown for the home team. Jeremy Cluff, The Arizona Republic, 5 Sep. 2022 Use Next and Previous buttons to navigate NEW BRAUNFELS - Showing no letdown from a monumental victory, New Braunfels pounded out a 31-7 victory against Seguin in the 110th edition of the Guadalupe River Bowl held Thursday at Unicorn Stadium. David Hinojosa, San Antonio Express-News, 1 Sep. 2022 Lloyd said there is a concern about a letdown following such an emotional win. al, 31 Aug. 2022 Offensive lineman Kenny Thomas doesn't feel the Rattlers will have another letdown after getting a wake-up call in Tucson two weeks ago. Richard Obert, The Arizona Republic, 20 May 2022 The Aztecs had a massive letdown after a resilient season under Hoke, who produced the first 11-win season in the school's 99 years of football competition. Greg Beacham, ajc, 4 Dec. 2021 Neither the men’s nor women’s Haudenosaunee team made the podium — a letdown particularly for the men, who entered the Games ranked third in the world — but the players found the experience fulfilling nonetheless. New York Times, 27 July 2022 See More Word History
First Known Use
Noun
1768, in the meaning defined at sense 1a
Verb
12th century, in the meaning defined at sense 1
Kids Definition
letdown
noun
let·down ˈlet-ˌdau̇n
: disappointment sense 2
Medical Definition
letdown 1 of 2
noun
ˈlet-ˌdau̇n
: a physiological response of a lactating mammal to suckling and allied stimuli whereby increased intramammary pressure forces previously secreted milk from the acini and finer tubules into the main collecting ducts from where it can be drawn through the nipple
let down
2 of 2transitive verb
-ˈdau̇n
: to release (formed milk) within the mammary gland or udder
letdown 1 of 2
noun
1
as in disappointment
the emotion felt when one's expectations are not met the museum exhibit was just so-so, and we returned home with a vague sense of letdown Synonyms & Similar Words
Relevance
- disappointment
- frustration
- dismay
- dissatisfaction
- sadness
- sorrow
- discontent
- displeasure
- disillusionment
- discontentment
- melancholy
- disenchantment
- distress
- dejection
- unhappiness
- joylessness
- discontentedness
- oppression
- disgruntlement
- chagrin
- blues
- gloominess
- crestfallenness
- dumps
- dreariness
- discomfiture
- gloom
- dejectedness
- disconsolateness
- downheartedness
- depression
- dolor
- doldrums
- mopes
- desolateness
- despondency
- desolation
- dolefulness
Antonyms & Near Antonyms
- satisfaction
- gratification
- contentment
- content
- fulfillment
- joy
- fulfilment
- bliss
- contentedness
- happiness
- gladness
- felicity
2
as in bummer
something that disappoints the eagerly anticipated new movie starring our favorite actor turned out to be a big letdown Synonyms & Similar Words
- disappointment
- bummer
- anticlimax
- fiasco
- loser
- bringdown
- failure
- fizzle
- lemon
Antonyms & Near Antonyms
- success
- relief
- winner
let down
2 of 2verb
as in to disappoint
to fall short in satisfying the expectation or hope of with my poor performance I really felt that I had let my teammates down Synonyms & Similar Words
- disappoint
- dissatisfy
- bum (out)
- fail
- upset
- discontent
- cheat
- distress
- displease
- chagrin
- disillusion
- deceive
- disgruntle
- mock
- delude
- disenchant
Antonyms & Near Antonyms
- satisfy
- content
- gratify
- fulfill
- fulfil
- gladden