Top definition
Having fun with yourself by being a dumbass.
Doug: Hey Mike where's Jim?
Mike: Oh he's busy dumbassturbating.
Doug: Hey Jim don't dumbassturbate it's not safe, you'll grow hair on your brain.
Jim: Really?
Doug: I just told you to not do that, you dumbass!
by MikeTheAsdfGuy January 11, 2010
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