Top Definition
someone so stupid as to not know what he doesn't have to to know
hey it's okay billy the reason that man keeps slamming his head into the wall is because he has a problem, he just dunnp
by Andy & John-Henry July 13, 2003
What your grandpa's doing in the bathroom.
"I'll be right back,I have to dunnp!"
by TheWiggidy October 10, 2003

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