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crack up

verb

Definition of CRACK UP

transitive verb
1
:  praise, tout 4 <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
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First Known Use of CRACK UP

1829

Related to CRACK UP

Synonyms
accredit, applaud, cheer, acclaim, hail, laud, praise, salute, tout
Antonyms
knock, pan, slam

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2 ENTRIES FOUND:
  1. crack up
  2. crack-up
Next Word in the Dictionary: crack willowPrevious Word in the Dictionary: crack–upAll Words Near: crack up
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