Cock ninja 

1. One who is very skilled at handling cock. So skilled that their cock handling would be comparable to that of a ninja's preying mantis kick.

2. Can also be used as an insult usually inferring extreme homosexuality.

Wow, that kid was a giant cock ninja.

or

"Dude, that chick I nailed last night was a total cock ninja."

"Damn, I'd give my left nut for a night with her."

Cock ninja by Mark and JJ May 6, 2009

Cock Ninja 

The act of sneaking up behind a girl and smacking her in the face with your cock when she least expects it...like a ninja.

I totally cock ninja'd that bitch and she loved it.

Cock Ninja by Ms. Cock Muslim July 13, 2009

Cock-Ninja

An okay dude with slight schizophrenia.

He's alright, he's just a cock-ninja!

Cock-Ninja by Full Bladder October 29, 2006

ninja cock 

A penis that is small and hard to see in the dark, just like a ninja.

"Son of the Lumberjack is a ninja, and wears dressy sweatpants."

ninja cock by D00bsan April 15, 2003

ninja cock slap 

a small little wiener that is hard and hard to see at night when used properly it can be effective against the female species. Also a sneak fuck from pussy to ass.

Jimmy did a flying spin flip over the table and ninja cock slapped Jenny on the side of the head.

ninja cock slap by Matt Kopacz November 1, 2004

Ninja Cock 

A cock so powerful and overwhelming that you have no idea what to do with it. An elite warrior. It is very speedy and unable to be tamed, specialising in a vast array of martial arts. The ninja cock has multiple times the power of a normal cock, and those who possess a ninja cock have a high ranking within their society. Only the very worthy come into contact with the ninja cock as it is very special.

Renee's ninja cock was so powerful and strong that Jess became un-conscious when she witnessed it.

The ninja cock knocked me out cold.

Ninja Cock by Patty Mayonaisse October 17, 2008

Ninja cock 

Your penis is the sword. When fruit is tossed into the air you slice it with your rock hard cock. i.e. your ninja cock

I tried to play ninja cock last night I only got a score of 20, and a bruised dick

Ninja cock by NinjaC0ck69 March 30, 2016