Definitions by Matthew Cox

Knocking The Noodle 

1) Jerking off.
2) Cranking it.
3) Masturbating.

I'm gonna go home and knock the noodle.

Knocking The Noodle by Matthew Cox May 25, 2005

Rail 

Hard, vicious anal penetration without any regard for the health of the recipient. It can be seen in prison showers across the world.

He just got railed in the shower.

Rail by Matthew Cox May 25, 2005