flatcockers 

2 girls who bang their hips and pubic bones against each other as they make love to each other.

Oh my! Did you see those flatcockers in action?
I live in the South and this word has been in use for many years here. I was surprised it is not currently featured at urbandictionary.com.

flatcockers by Southern Man February 1, 2006

Fistcockers 

1. Ridiculous or despised people.
(N.)

Those ethical fistcockers!

Fistcockers by Nikablaze May 19, 2013