the fluff that gathers in your anus after a long day of sweating
dude you got bumfluff on your face
بواسطة yar mudder يونيو/حَزيران 11, 2006
In gaming terms, Bumfluff would be the term used for cheaters. People who are shite and need cheats so they can win.
بواسطة Cheese يوليو/تمُّوز 2, 2003
Fluff from one's ass; usually blue.
"Dude, you got bumfluff on your face..."
بواسطة -Mikey G- فبراير/شباط 12, 2003