When in the air, esp on a skateboard or snowboard, a feat in which the legs are jutted forward and the board which is being ridden is held onto by the back arm and hand.

Gay sex between two males.

Having sex with a corpse so long since dead that all that's left of it's remains is a skeleton.

fuck a girl with your underwear on (cotton condom)

The opposite of boneless.

Screwed, Fucked, Caught, Dead, in process of or about to be killed

1) (v) To have sexual intercourse. "Your aim is to bone" -- Tribe Called Quest (Classic example of a date rape).
2) (n) Penis. "You can act like a doggy, and play with my bone" -- Schoolly D. (Another poem ??). 3) (n) One dollar.
3) (n) Core, soul. "I'm a rock hard trooper to the bone" -- Public Enemy (Louder Than A Bomb)
4) (v) To bone out, as in leaving. "They all got in the car and boned out" -- Smokey (Friday 1995).
5) (n) A joint. "Smokin' bones in the staircase" -- Wu-Tang Clan (C.R.E.A.M. 1993).