A sexual position in which one person, preferably very tall, lays on their back whilst the other person sits on their face. In the spirit of a steam roller the person on top somersaults back and forth switching from sitting on the face, to sitting on the dick (and/or strap on.) Rolling that pavement flat.
“Dude how was your date with that chick last night?”
Spread some sort of lubricant on a smooth floor. Then place a partner on the floor. Make him/her commence oral sex then pull him/her by their bush along the floor. (the pubic bush)