rod knockers 

N. great big huge fucking titties

Hey, Bo! Look at the rod knockers on her, those jugs are huge!

rod knockers by Hammerhead1903 May 30, 2008

rod knocker 

one who talks shit about anothers dick

That fuck saw my cock on the internet and said shit about it, what a fucking rod knocker.

rod knocker by Mr.Zogrebginald August 25, 2013

rodknocker 

someone who inserts a penis in their mouthe

Hey girl you can knock on my rod. (penis)

rodknocker by Bem August 29, 2003