Top Definition
When you take a potato and peel it into a phallus. The potato can then be used as a sex toy. Different variations include a horse-shoe shape that can be used for double penetration. After use the potato can boiled and eaten.
Person 1: I heard that ranga plays with his food if you know what I mean...

Person 2: Yea I heard they like to do the potato pump.
by Mr . Angry June 06, 2009
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