When a man has sex with a woman at the top of a stairway "doggy style," he has her facing the stairs and holding onto the top step. When about to about to come to climax, the man kicks out the woman's arms out from under her and rides her down the stairs bobsled style. The vibrations from the stairs cause an unparalleled orgasmic experience.

Warning: this sex act may cause damage to said woman's face.

A sexual act in where a man is engaging a woman doggy style next to a flight of stairs and then pushes her down the stairs and rides her the whole way.

shitting in a tube sock and freezing it by putting it in the snow, then proceeding to smack someone stone cold in the face with it.

While performing intercourse doggie style, the male knocks the female unconcious and proceeds to ride her down the stairs while still engaged in intercourse.

An sexual act in which you find yourself at the top of a staircase engaging in doggy style. The female must be on her hands and knees. When you see that she is near her climax, knock the arms out from beneath her and ride down the stairs. If you feel the need you may scream "Ya Mon!" when you yourself reach climax. Works best with red stripe beer.

Minimum of 4 participants, run beside the bed, jump onto it and fuck the partner in front of you.

The act of putting the girl on her stomach then sitting on her hamstrings while having sex with her at the same time. And bending her legs upwards and locking her feet on your armpits at the same time pulling on her arms back towards you. Then just ride her like a sled.
"WARNING" this will hurt your first time. :)