What does Banana Somersault mean?

Banana Somersault meaning in Urban Dictionary

initially you invite your friend over to movie tape per night of anal intercourse with a lady, no, an excellent woman, while having him wait into the closet. Then, once the act is commenced, prior to you cum, you pull-out and also have the buddy when you look at the dresser leap out (while the girl is unawares) do a somersault and stick a banana inside her butt.