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4 definitions by Ket

something that is really smelly (Body Odor)and no one wants to be around u
Person: I wanna date Jeremy.
Jeremy's ex-girlfriend: No way!. he has BO.
by Ket July 03, 2005
a really funny but dumb way to exclaim something
Batman: The Joker's getting away Robin!
Robin: Holy cheese and crackers Batman!
by Ket July 28, 2005
a very girly, unnessicary but fun way of saying good-bye
Friend 1: I have to go.
Friend 2: OK, byeishness.
by Ket July 03, 2005
Ain't My Fault I Did'nt Do It...
by Ket October 05, 2003