Buttmunch is a common insult used to describe someone with a disagreeable personality. Character traits that can define a person worthy of being called a buttmunch include but are not limited to: annoying, mean, dumb, sarcastic, etc.
No ones knows were the term was originally coined before it was used in Beavis and Butthead, which brought the word to mass popularity.
No ones knows were the term was originally coined before it was used in Beavis and Butthead, which brought the word to mass popularity.
by Sakari October 30, 2012

Your little sis is a buttmunch
by Az December 14, 2002

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
