A person who places their bare ass against a door and farts rather than knocking with their knuckles.
by Pseudo Menudo July 8, 2017
Get the Fart knockermug. when your having sex and air somehow gets trapped between you and your partners chest area, causing a farting sound. thus, fart knockers.
by alci hall November 18, 2009
Get the Fart knockermug. by bleccch22 March 22, 2010
Get the fart-knockermug. Originally slang for male homosexual, but the phrase has been used so widely (mainly by second-graders)that it now can mean almost anything.
by Ben Carmitchel, IL April 25, 2003
Get the fart knockermug. Reference to anal sex, basically a variant of "fudge packer." Usage hijacked and generalized by the Beavis and Butthead show in the 90s.
by Janet90232 October 24, 2007
Get the fart knockermug. by Saint Shaggy November 5, 2002
Get the fart knockermug. 