In gay chat rooms, the term 'vers' is used to indicate that a man is willing to be either a giver (top) or receiver (bottom) of anal sex. 'vers' is short for versatile.
ArlingtonHtsboi: hey. lookin for?
TomTheLog: hey. lookin for a bottom. you game?
ArlingtonHtsboi: vers here.
TomTheLog: strictly top here, you interested?
When a gay or bi man will is willing to top (pitch) or bottom (catch).
Jason says he's vers, but everybody knows that's just code for bottom.