The act of punching someone in the forehead while wearing a ring with a lightning bolt emblem. Usually used to subdue out of control individuals who look like harry potter or are fans of the series.
Dude Steve is being obnoxious about watching Harry Potter 7.
Yeah, if he doesn't shut up I'm going to potter punch him.
Yeah, if he doesn't shut up I'm going to potter punch him.
by DeviousWaffles September 26, 2010
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