1 definition by Amber Adamson

Top Definition
The product of swamp ass that collects at the top of your butt crack.
My terrible case of swamp ass left a bum grease stain on my underwear.
by Amber Adamson January 24, 2009
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.