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something someone says, when u mix butthole and ughhh on accident.
your friend: hey can u help me with chores??
you: No u buhhuh.....
by andrew6262 June 07, 2011
The sound of laughter emanating from a troll on IMDB, or other public forums after saying something only they find clever.
I don't have to actually see a movie to know that it sucks -- Buh-Huh !
by spykat March 18, 2013