One who walks around with a cock in his/her mouth all the time. Similar to a Couch Potato.
i.e. Rhianna is a cock potato, and likes it.
by Dicky Pole July 23, 2008
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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
by Lucky Lucy December 29, 2017
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An interfering control freak who causes more problems in the workplace than they solve.
"Ever since he got promoted to manager he's become a real cock potato around here."
"A what?"
"Cock Potato. Like a dick-tater."
by MikeAD April 24, 2017
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