[knows where the pond is]
When someone has not officially came out of the closet, but you are fairly certain of their orientation.
Jon:" Hey did you hear Vince and Angie broke up? Yeah he moved in with Sean in an apartment on South Beach."
Paul: "Yeah that guy says he's not gay, but heknows where the pond is.
Paul: "Yeah that guy says he's not gay, but heknows where the pond is.