someone who is a complete ass face, and has an inexplicably large head. also finds it amusing to laugh at the expense of others, and is renound for being irritating.
by xandi April 2, 2008

by justin July 20, 2003

by Pregnant Ninja March 13, 2010

one who repeatedly corrects and/or mocks his or her friends, thinking of him or herself as a genius who knows all
by agirlprovingherpoint March 19, 2009

Any one person that annoys or bothers you. Could be a certain male who has been transformed from a nice guy to a total jerk.
by Mary Ramsey May 9, 2007

Kristen, your such a buttmunch!
by Dani_teh_biggest_band_geek_ever May 11, 2007

like your younger sister (there all buttmunches)
by jrrj August 14, 2009
