Sitting on the heat seat

Sitting on the seat that is only used for masturbating and with the intent of masturbating.

Where's matt?

I'm not sure, but the last time I saw him, he was sitting on the heat seat, beating his meat

Big facc

<noun> A fact that is best left undisputed

Man 1: Did you see that girl over there?
Man 2: Yes
Man 1: I'd love to do The Adele to her
Man 2: Now that's a big facc

The family bike

An alternative way of describing a slut

Man 1: Have you seen her? She looks like the family bike!
Man 2: Yeah, because everyone's ridden her!