the act of smearing penut butter on and around an anus, and then fucking the shit out of it, using the penut butter as lubrication.
john: hey, didnt you fuck mary last night?
sam: yeah man i gave her a little penut buttery buttlove
john: you mean penutbuttery buttsex?
sam: yeah dude, poopsex.
by heck yes August 13, 2006
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