Definitions by Billy big nips

belly button beret

The build up of lint and other similar substances that accumulate in your belly button.

Yo Tom! Can I have that belly button beret you got growin?!

The act of shoving a Milky Way bar up your partners ass, and then eating it out of the poop shaft.

Bro! You won't believe how deep Janice and I went in the Milky Way mine last night!