\ ˈkrak-ˌəp How to pronounce crack-up (audio) \

Definition of crack-up

 (Entry 1 of 2)

1 : crash, wreck an automobile crack-up
2a : a mental collapse : nervous breakdown his wife's death brought on his crack-up

crack up

cracked up; cracking up; cracks up

Definition of crack up (Entry 2 of 2)

transitive verb

1 : praise, tout sense 1 wasn't all that it was cracked up to be
2 : to damage or destroy (a vehicle) by crashing crack up a car
3 : to cause to laugh out loud that joke really cracks him up

intransitive verb

1 : to damage or destroy a vehicle (as by losing control) cracked up on a curve
2 : to laugh out loud

Synonyms & Antonyms for crack-up

Synonyms: Noun

Synonyms: Verb

Antonyms: Verb

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Examples of crack-up in a Sentence

Verb that sports car isn't all it's cracked up to be the movie is being cracked up as the blockbuster of the summer
Recent Examples on the Web: Verb Using rocks, farmers could crack up to 2.5 metric tons of nuts a week to get a decent purity level. Frederick Daso, Forbes, 27 Dec. 2021 In an exclusive clip from the special, which airs on Netflix Nov. 23, Legend serenades Nick, Joe, and Kevin as their respective partners — Priyanka Chopra, Sophie Turner, and Danielle Jonas — look on (and crack up). Althea Legaspi, Rolling Stone, 22 Nov. 2021 It’s not just the two of them who crack up; so does the audience. Owen Gleiberman, Variety, 14 Sep. 2021 Jay Leno makes his friends crack up with his impressive mid-air stunt. Jodi Upchurch, CNN, 13 Aug. 2021 The lovable Peter Rabbit is known to share a good laugh with his live-action owners (played by Byrne and Gleeson), and Johnny, 4, was curious who makes the A-list stars crack up the most. Topher Gauk-roger,, 17 June 2021 Remembering the moment when one of the world’s best basketball players wanted to chat about his wine amid the heat of battle still makes McCollum crack up. Jeremy Repanich, Robb Report, 24 Apr. 2021 As Kate McKinnon’s hammy psychic looked Adele’s character in the eye and spoke of a future inexplicably filled with adult coloring books, Adele appeared to be biting her tongue so as to not crack up. Spencer Kornhaber, The Atlantic, 25 Oct. 2020 An extra hour of sunlight isn't all it's cracked up to be. Channing King, Indianapolis Star, 5 Mar. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'crack-up.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of crack-up


circa 1926, in the meaning defined at sense 1


1829, in the meaning defined at transitive sense 1

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Time Traveler for crack-up

Time Traveler

The first known use of crack-up was in 1829

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Dictionary Entries Near crack-up



crack up

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Statistics for crack-up

Cite this Entry

“Crack-up.” Dictionary, Merriam-Webster, Accessed 25 Jan. 2022.

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More Definitions for crack-up



English Language Learners Definition of crack-up

: an accident in which a vehicle is badly damaged


\ ˈkrak-ˌəp \

Kids Definition of crack-up

2 : crash entry 2 sense 3, wreck My car received minor damage in the crack-up.

More from Merriam-Webster on crack-up

Nglish: Translation of crack-up for Spanish Speakers


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