Top definition
Visable collection of navel (belly button) fluff. Usually created by the coming together of a natural fibres (such as wool) and a large sweaty belly.
My, you've got a lot of bulff in there, that's disgusting.

by David Bower April 14, 2008
Mug icon

Donkey Punch Plush

10" high plush doll.

Buy the plush