Reverse Vore
When you're so far up someone's ass, that you go through the stomach, and finally popping back out at the mouth.
Man 1: Dude, do i love some Reverse Vore.
Man 2: What do you mean by that?
Man 3: i wanna stay out of this
Man 2: What do you mean by that?
Man 3: i wanna stay out of this