belly button sex

an innie and an outie get together. the outie sticks its bellybutton into the innie and begins to thrust. like regular sex, but no exchange of bodily fluids.
dude jim and karen have bellybutton sex. how kinky is THAT?!
by annie January 30, 2005
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belly button sex

sex with thee belly button
i had belly button sex with johnny
by travistein January 31, 2009
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