Sekirov Dictionary

crack up

/ˈkɹæk ˈʌp/

verb 16
adjective 1
forms 5

verb16

To break.
To laugh.
•
To laugh heartily.
- It was hilarious. We were cracking up the whole time.
•
To cause to laugh heartily.
- The joke about the nuns in the bath cracked me up.
•
to have a mental breakdown
- She got through the war, but cracked up when her sister died.
•
To break down or fall apart; to stop functioning; to shatter.
- The university was really cracking up, losing faculty, students and donors, and it seemed like to go under.
- My motorcycle cracked up before I arrived.
•
To separate a group.
- I have to crack up that little clique.
•
(US) to crash a plane, car or other vehicle, so that it hits the ground or another object and is badly damaged
- When I reported this to Burwell by telephone, he called me a Chinese ace — in those days Chinese aces were pilots who cracked up their own airplanes […] — 1983
•
(slang) to praise someone or something highly to other people, often making them seem better than they really are
- She wasn't as impressive as Katie cracked her up.
•
(informal) To cry up; to extol.
- This new computer system is not what it was cracked up to be.
To affect the image of something.
•
(slang) To smoke crack cocaine.
- I need to crack up.
•
(slang) To tease (someone) or tell jokes at the expense of (someone).
- He's always cracking up at me about that.
•
To crack (petroleum). (to break down (a complex molecule), especially with the application of heat: to pyrolyse)
- The refinery cracks up the heavier oils.
•
To remove the shell from nuts.
- We can send you a hundred pounds a month of pecans to crack up.
•
(old-fashioned) To insult, demean or harm the image of (something).
- Those who have been cracking up the agricultural industry will hopefully reconsider their denigration of it.

adjective1

•
(New-Zealand, informal) Funny; hilarious
- That joke was crack up.

forms

cracked up · cracking up · cracks up · more crack up · most crack up

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