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
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug