1) Any person who dislikes the look of an uncircumcised penis to the extent that they feel it necessary to force the removal of the foreskin.

2) One who refuses to have sexual intercourse with a man if he is not circumcised.
Hey Joe you going out with Karen tonight?

No way Bob, haven't you heard Karen's a Cock Nazi!
by TheOneThatKnowsTheAnswer May 15, 2009
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A person that dislikes uncut cock.

Anyone who believes circumcision is necessary.
There are a large number of Cock Nazi's in America.
by TheWholeTruthShallSetYouFree December 13, 2010
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The attendant in the bathroom of a nightclub, who expects you to tip him for washing your hands.
"You got a loonie on you man? I gotta rock a piss and I'm gunna have to tip the cock nazi".
by Pedro Askavez July 18, 2010
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The next level of the cock blocker. The cock nazi is a person in you life that makes sure you never get-it-on.
"So bro, did you get laid last night?" "No, my parents are a bunch of cock nazis! It was just me and Rosie Palms for the rest of the night."
by Dragon Bane August 17, 2009
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(noun) a man hater; extreme bitch. anyone that is really getting on your nerves.

mostly accidental in use.
Teacher: "You have a twenty page essay due tomorrow..."

Student: "wh, we, da, ga, fuckin' COCK NAZI!"
by TrAgEdYsHiVeRs November 16, 2004
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"Damn that chick was a cock nazi, she aint even want none from me"
by élan September 20, 2003
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A random insult, generally used towards both friends and enemies. Just an addition to the insult vocabulary of all.
Someone just hit you with a ball.
You say: God damn! You fuckin' cock nazi!
by rAnDom DuudE May 31, 2006
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