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

Ass Ninja 

a practitioner of the ancient art of ninjitsu, who happens to enjoy smoking the occasional wiener.

The guy that lives accross the hall from me is an ass ninja

Ass Ninja by Dusitn for Pres in 96 April 24, 2005

ninja vanish 

When a friend goes into hiding never to be seen for a period of time.

Leo: Yo, where'd Don go?

Michael: i think he ninja vanished this weekend.

ninja vanish by mr.ninjavanish February 10, 2010

Pleb Ninja 

A pleb ninja is somebody who makes chocolate crispy cakes wearing a marco pierre white headscarf.

"Wow! look at that pleb ninja who makes chocolate crispy cakes wearing a marco pierre white headscarf!"

Pleb Ninja by We Are The Weirds June 20, 2009

ninjad 

To stealthy steal something from a person your having a conversation with where by they do not realise youv taken it untill much later.

Bob: wtf? wheres my cellphone?
Jason: What this one?
Bob: dammit how?
Jason: i ninjad that about 10 minutes ago

ninjad by Kuram June 20, 2007

sneaky ninja 

While having sex doggystyle, right before a guy "goes" during sex he works up a big wad of spit then pretends to orgasm and spits on the girls back, then when she turns around u give her the money shot

the other day i was going at it with this girl but she was annoying so later that night i gave her the sneaky ninja

sneaky ninja by mateo September 13, 2004

ninja bukkake 

ninja bukkake is when yer getting a blowjob and last second you pull back and bukkake on the giver of the blowjob

bob: dude it was funny i ninja bukkake'd in her eye
someone else: lol

ninja bukkake by HeroinBob April 14, 2005