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to suddenly laugh a lot, or to make someone suddenly laugh a lot: I took one look at her and cracked up. There's something about that guy's face that just cracks me up. Thesaurus: synonyms, antonyms, and examples. to laugh. laugh The children were laughing at the cartoons.
verb. cracked up; cracking up; cracks up. 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.
1. (intransitive) to break into pieces. 2. (intransitive) informal. to undergo an emotional breakdown. 3. (transitive) informal. to present or report, esp in glowing terms. it's not all it's cracked up to be. 4. informal, mainly US and Canadian. to laugh or cause to laugh uproariously or uncontrollably.
Synonyms for CRACKING UP: applauding, praising, hailing, acclaiming, rising (to), doffing one's cap to, commending, doffing one's hat to; Antonyms of CRACKING UP: knocking, putting down, slamming, panning, disparaging, blaming, belittling, criticizing.
1. Suffer an emotional breakdown, become insane, as in He might crack up under the strain. This usage alludes to the result of cracking one's skull; from the early 1600s to crack alone was used in this way. [ Slang; early 1900s] 2. Damage or wreck a vehicle or vessel.
crack up meaning, definition, what is crack up: to laugh a lot at something, or to make ...: Learn more.
Definitions of crack up. verb. laugh unrestrainedly. synonyms: break up. see more. verb. suffer a nervous breakdown. synonyms: break up, collapse, crack, crock up. see more.
