1 definition by Ben Carmitchel, IL

Top Definition
Originally slang for male homosexual, but the phrase has been used so widely (mainly by second-graders)that it now can mean almost anything.
1. I think Devon must be a fart-knocker. 2. Hey, fart-knocker, your cheating!
by Ben Carmitchel, IL April 25, 2003

Mug icon
Buy a fart knocker mug!