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A marital aid, similar to a pocket pussy, but for simulated anal poundings.
That queer MJ loves slammin' his pocket butt.
by Steveisgay December 17, 2012
when a person's, usally a girl, pockets on her jeans are bigger than her butt. if they have a pocket butt their butt is small and flat !
she has a pocket butt
by jessandraquelscreation. December 09, 2010