1 definition by Uberzanoobzer
having sex with someone in their middle, A.K.A belly button. You need to have a deep belly button to midfuck.
1- Hey man i totally midfucked that chick last night!
2- i believe it. i lost my keys in her belly button last saturday.
2- i believe it. i lost my keys in her belly button last saturday.
by Uberzanoobzer March 27, 2011