The assault that occurs when someone repeatedly and unwarrentedly sticks their finger in your navel.
My partner kept trying to belly button fuck me... He ended up with a bloody nose
by Nc9517 January 4, 2015
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when your dick gets hard and you fuck a belly button. You can also use a big toe or strap on dildo.
Man you see me belly button fuck that fat chick. That shit was right, I blew my nut after 4 pumps of belly button fucking
by LiThEnHoSs July 13, 2014
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