1 definition by accessorytosex

Top Definition
A common shortened version of the sex act known as, "Triple Penetration". The Triple Pen is most accurately described as one women having sex with two penises in her vagina and one in her ass all at the same time. Although difficult the triple pen is possible.
That chick has so much experience with cock, I bet she could pull off the elusive Triple Pen!
by accessorytosex February 08, 2010

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