A "Big Useless Fuck." Usually a huge guy on roids that never really helps anyone do anything simply because he's too busy looking in a mirror.
Girl: Can you get Joe to help me carry my furniture into my room?
Guy: I tried but he's being a BUF.
Guy: I tried but he's being a BUF.
by LeanN'Jacked August 26, 2010
damn shorty, you be buffing?
by hayzemarie November 14, 2007
by icewolf511 July 26, 2012
by Dicky-Dick October 16, 2007
Stands for Babe Under Fat. It is when a fat girl has the capability to be good-looking if she lost the weight.
by MakerofBuf September 14, 2009
by Gnarly Goat February 19, 2005
by ManneSaft December 18, 2021