Ass tar

The sticky, unyielding, slow moving, and clingy eradication of Thanksgiving dinner, usually encountered the following day.

Man I ate so much turkey, stuffing, and gravy that I had some nasty ass tar the next day.

by scythe74 November 23, 2018

Ass Tar

A combination of thick shit and sweat compounded into one's butt crack.

John held his poop in all day, therefore creating Ass Tar.

by Kekfjjtkf January 5, 2017