1. A person who enjoys fumbling the buttocks of a member of the same or opposite sex.

2. A joke used to confuse friends.
"Dude you're such a bumfumbler."
"Not uh."
by t3hm4n March 29, 2006
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The word can either be used as an expletive "Oh, bumfumbles!" or it can be turned into a verb: "They were bumfumbling in the back of the garden" In past tense: "He's been bumfumbled!" etc. "Shall we go for a bumfumble in the shed?"
"I've been bumfumbled"
"Care for some bumfumble"
"I bumfumbled this assignment in 24 hours"
"Oh bumfumbles, I dropped my ice cream"
by FumblingBum March 14, 2010
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