When you put peanut butter on your hand and slap a guy on the face leaving a handprint of peanut butter. Invented by Andy Milonakis.
by DenisK August 18, 2007
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Get the peanut butter bitch slap mug.When one has peanutbutter on their hand and yells "peanutbutter slap" and slaps them hard on the face
by shambly March 23, 2010
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