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1.
adj. Accident Prone. Another spelling for the term crumbly. Something that is unusually funny in the sense that things aren't going the way they are supposed to.
losing your wallet, losing your keys, stain on white shirt, forgetting peoples names, etc

"that crumbley ass nigguh keeps losin his shit"
"that fool is hella crumbley"
by feel good May 10, 2007