When shit remnants left behind from wiping insufficiently combine with sweat and dead skin cells to form a grease like substance.
Greasy-ass: Damn! I've got a greasy ass! OR... Whew! My ass is greasier than hell. And... I need to go re-wipe, I've got a greasy ass.
by Herr Scheisse Meister March 21, 2018
A greasy ass motherfucker who wears the same clothes every day, his middle name is James, he works at Pizza Hut, and he never showers. He is a human grease machine and is also known as Bitch Ass Butterbean.
by lefthandlover69 July 09, 2017
by tamantha forsythia December 26, 2003
by Grease mo February 26, 2005
by the scientist! January 07, 2022