A large and thick penis. Bigger than most. Normally referred as big wanker, fat head, pussy destroyer, and the giver of orgasms.
Girl 1: Bitch guess what the fuck I did last night
Girl 2: what?
Girl 1: I hooked up with this guy and he had a potato cock.
Girl 2: Omg I’m jealous
Girl 2: what?
Girl 1: I hooked up with this guy and he had a potato cock.
Girl 2: Omg I’m jealous
by Lucky Lucy December 30, 2017
Get the potato cockmug. by Dicky Pole August 19, 2008
Get the Cock Potatomug. "Ever since he got promoted to manager he's become a real cock potato around here."
"A what?"
"Cock Potato. Like a dick-tater."
"A what?"
"Cock Potato. Like a dick-tater."
by MikeAD April 23, 2017
Get the Cock Potatomug.