look up any word, like sex:
Bum - The obvious, ass, fanny (If you're american)

Fapper - Tossing off
Do the maths
Avalon Audrey: "Wow Chelly, isn't Jonjo the biggest bumfapper you've ever seen in your life?"

Chelsey Amelia: "He is indeed Avie!"
by bumfappers annonymous August 02, 2009

Words related to BumFapper

bum fap fapper jonjo