crackin up

Laughing ya ass off, synonim to rolling on the floor laughing

-Yo check out the jokes in that mag!
-They're off the hook i'm already crackin up

by Muscu May 06, 2006

Crackin myself up

Means when, you say a joke so funny that even you have to laugh, even if you are the only one. Though it's kinda lame laughing with yourself, but, you just cant help yourself :)

haha, knock knock, whos there? boo..boo who?
ohh dont cry its only a joke...HAHAHA

ohh i love crackin myself up

by LBK:) June 22, 2009

wahts crackin' up en da hizza, my nizzle

BLACK-(just what it means)
WHITE-(Hello, how are things in the town, my african american friend)

u really need a definition?

by motherfuckin nigga, fosho March 28, 2003