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A birth defect where one has nipples or nipple like birthmarks on each ass cheek creating an image like tits for an ass.
Wow, are those nipples on her ass?
She has a great pair of sphinctertits!!
by Coho1989 July 24, 2009
5 1

Words related to sphinctertits

anatomy coho radio sphincter sphinctortits tits wfnp