look up any word, like bukkake:
 
1.
a woman who enjoys rubbing or smashing her genitals agaisnt the genitals of another woman.
omg look at Ellen Degeneres and Portia De Rossi they look like they are going to be doing so serious cuntknocking tonight.

McCall Medina is such a cuntknocker.
by Hannah $ June 16, 2007
 
2.
One who has sex with his/her ex's best friend a week after the break up.

Dakota's favorite word.

A random word to describe someone being an asshole.
You are a fucking cunt knocker!
by Shenanigans817 January 15, 2009