prussian door knocker

when a man walks up from behind another man, sleeping or awake, pulls out his junk and slams it down into the face of the other man.

i gave jacoba prussian door knocker that almost broke his nose!

by ronniew October 18, 2006

clocker-knocker

a word to describe a giant male genitalia.

he's hung like a clocker-knocker!

by Brian Smith December 6, 2004

Slobber Knocker

1)very insane/intertaining occurence.
2) Sloppy, spit filled kiss.

What a slobber knocker this boxing match is!

Dude thats sick! He just planted a big slobber knocker on him!

by Adam Rage April 27, 2004

knob knocker

One who cuts off his own penis and smacks people with it.

Get that thing out of my face and quit being such a knob knocker.

by Shadowstone May 14, 2010

Cock knocker

A. an unflattering insult in the same vain as referring to someone as an asshole dickhead or jerk-off

What a cock knocker! that guy`s a cock knocker!

by Dmentd March 10, 2008

Cock Knocker

This happens during a threesome (2m&1F).
If one guy is up the ass and the other is up her flange. Both guys can feel there cocks knocking against each other.
This also can apply if the 'double A/double V' method is being used!

Jane could feel them both inside her, they were a couple of cock knockers.

by Minges and all! April 15, 2003

cock knocker

A homosexual who engages in very aggresive sexual contact, consensual or not!

Holy tits tom, you won't believe it! Jebediah just got viciously hand raped in the park by that serial cock knocker. Is he alright? No, he got ass fucked aswell.

by Swash buckling dildo swordsman June 5, 2007