crack up

verb

Definition of crack up

  1. transitive verb
  2. 1 :  praise, tout 4 <wasn't all that it was cracked up to be>

  3. 2 :  to damage or destroy (a vehicle) by crashing <crack up a car>

  4. 3 :  to cause to laugh out loud <that joke really cracks him up>

  5. intransitive verb
  6. 1 :  to damage or destroy a vehicle (as by losing control) <cracked up on a curve>

  7. 2 :  to laugh out loud

Examples of crack up in a sentence

  1. <that sports car isn't all it's cracked up to be>

  2. <the movie is being cracked up as the blockbuster of the summer>

1829

First Known Use of crack up

1829



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