the fluff off a bum
a fluffy bottom
by laura simmons October 04, 2003
the fluff that gathers in your anus after a long day of sweating
dude you got bumfluff on your face
by yar mudder June 11, 2006
In gaming terms, Bumfluff would be the term used for cheaters. People who are shite and need cheats so they can win.
by Cheese July 02, 2003
Fluff from one's ass; usually blue.
"Dude, you got bumfluff on your face..."
by -Mikey G- February 12, 2003