1 definition by exposer476

Top Definition
A person who applies peanut butter or any sort of spread to their genitals, then have a pet (usually of canine species) lick off the spread as a form of beastly oral pleasure. this term was derived from use of human name instead of peanut, the most widely used being peter.
1: hey that guy is always watching porn in public!
2: yea he is probably a peter butter
#wag attack #bestiality #pervert #abuse #mina(men in need of attention)
by exposer476 September 27, 2011
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