crack up
verb
- crack up: cause hilarity, causing hilarity
- crack up: go crazy, go crazy
Wiktionary
Pronunciation: /ˈkɹæk ˈʌp/
adj
Etymology: Compare Japanese 笑う (warau, “laugh, smile”), suffixed from Japanese 割る (waru, “crack”).
- Funny; hilarious
“That joke was crack up.”
“"It was crack up!"”
verb
Etymology: Compare Japanese 笑う (warau, “laugh, smile”), suffixed from Japanese 割る (waru, “crack”).
- To laugh.
“It was hilarious. We were cracking up the whole time.”
- To laugh.
“The joke about the nuns in the bath cracked me up.”
“The joy of “Ticket to Paradise” comes not from its predictable plotting or razor-thin screenplay; it’s from watching them together, from observing how the sparks still fly, and (when the former flames get drunk and let their guards down, or during the end-credit outtakes) watching them crack each other up.”
- To laugh.
“He's always cracking up at me about that.”
- To break.
“She got through the war, but cracked up when her sister died.”
“All rather inhuman and undernourished, isn’t it? Well, that, children, is the true sign of cracking up.”
- To break.
“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 break.
“I have to crack up that little clique.”
- To break.
“From all directions they came to the rescue, one predominant fear gripping their hearts: Fire! Someone had cracked-up. It was for this they sped. The flames that so frequently burst from a crashed airplane became an instantaneous cauldron; many a pilot has lived through the crash to die in the fire that followed.”
“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 […]”
- To break.
“We can send you a hundred pounds a month of pecans to crack up.”
- To break.
“The refinery cracks up the heavier oils.”
- To affect the image of something.
“She wasn't as impressive as Katie cracked her up.”
- To affect the image of something.
“Those who have been cracking up the agricultural industry will hopefully reconsider their denigration of it.”
- To affect the image of something.
“This new computer system is not what it was cracked up to be.”
“No use, with a bloke like this, cracking up your own merits. Stick to the truth.”
- To smoke crack cocaine.
“I need to crack up.”