When standing around a bonfire, you thrust your hips outward to heat your pants pockets, so you may stick your hands in your pockets and cradle your balls with warmth.
A word used to describe those who are extrememly bangin'. It cannot be used on those who are just hott. You have to be hott and THEN SOME. You have to be utterly orgasmic and make women croon whenever they see you to be dubbed as Hott Tree House Sex. It can also be combined with other phrases. Like Cliche Cherry Poppin' Prom Night Sex.