A guy that goes to clubs, gets on the dance floor, and purposely bumps into chicks hoping that the chick will start grinding with him.
That fuckin bump monkey out there just tried to grind on my girl. Lets beat his ass!
by Chuck Bucket February 7, 2005
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A drug addict that will do anything for a fix and visits the drug dealer too often. annoying weak person
"He's just a fucking bump monkey trying to stay in my sac".
by Gkelly September 3, 2005
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