A strong odour coming from one's behind.
Trevor just let out a huge butt funk
po Bob Sachet Април 18, 2006
Term used to describe one’s foul odor emitting from the anus. Also used to describe other foul odors not necessarily relative to the butt.
Stan reeks of butt funk because he's dirty.
po Dominic5160 Април 14, 2006
A word originally created by siLus in 2003; word with many creative uses.
That kid is such a buttfunk; they buttfunked her to death.
po slugleet Март 21, 2007