Knocker 

A breast.

That's one nice knocker.

Knocker by Jack November 22, 2003

Knocker 

A person who is overly cynical just to be cynical and in turn a miserable person

I hate smartphones if they're the future then I want to die.
Hey dude smartphones keep people connected lighten up!
Screw you dude! smartphones are for losers
So the smartphone hater is a knocker

Knocker by ironicbliss August 6, 2011

Knocker 

a single breast

ya mum has a knocker

Knocker by no body's body November 24, 2003

Knocker 

A Jehovah's Witness. Comes from their tendency for door to door evangelism.

I was hoping to get some sleep before work, but I got woken up by some knockers who wanted to talk to me about their cult.

Knocker by GeoffreyG January 2, 2009

knocker 

Male homosexual.
Abbreviation of "fudgeknocker".

Elton John is soooo gay, he's a total knocker !

knocker by dvarpala June 24, 2005

knocker 

the white man way to say nigga...

whats the good word knocker!!!!!

knocker by babyuu October 5, 2009

Knocker 

The person who gets someone Knocked up or "Pregnant"

Mary got Knocked up, Joe was the knocker.

Knocker by Lt. Cocksmooch February 17, 2010