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Bursting into a prolonged fit of intense, uncontrollable laughter. Instigating this sort of reaction in someone is called "Cracking that person up."
John told me a hilarious joke the other day and I started cracking up.
by lollylollylollyPOP!!! July 24, 2009
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Jun 18 Word of the Day
Adj. Something that is expected to have a long lifespan by virtue of having existed for a long time, based on the lindy effect, named for the New York restaurant Lindy's, coined by Albert Goldman and popularized by Nassim Taleb.
cooking with fire is lindy
by mmebs June 13, 2021
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2
laughing mad hard. Almost to the point of crying. Laughing you split ends off. more than giggleing or laughing
Guy 1: hey, whats wrong wiff aly?

Guy 2: Oh we where talking about how disgusting Michelle's nose is and then she started cracking up

by Petrusha July 01, 2008
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