Top Definition
The residue left behind, after sitting one's ass on a toilet seat... It is usually composed of body sweat, pubic hairs or other body secretions.
"Gross! Somebody left a slippery, Ass Smear in the women's bathroom toilet seat, again."
by BostonBeanTownBeaner August 14, 2013
Free Daily Email

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

Emails are sent from We'll never spam you.