ninja turtle generation 

Those born between years 1983-1990, not later, maybe a year or two earlier.

It's no wonder the rest of the world is so fucked up, they weren't born in the Ninja Turtle Generation.

ninja turtle generation by wasoncejake August 10, 2005

Ninja boot 

The impression made by a woman's pants in the crotch area. Along the same lines as 'camel toe'.

That chick has a sweet ninja boot.

Ninja boot by Dr. Gus March 18, 2003

ninja cyclist 

someone who operates a bicycle in dark or low light conditions with no lights or reflectors and usually wearing dark clothing. Ninja cyclists typically ride against traffic and/or on sidewalks in violation of local laws.

(after slamming on brakes) "I didnt even see that ninja cyclist blow that stop sign. I could have hit him"

ninja cyclist by Bike Man November 3, 2009

Ninja Toke 

Toking in public places but in a fashion where no one notices.

The other day me and my friends went to Sacramento and ninja toked at the state capital.

Ninja Toke by ironpikachu February 19, 2010

Ninja Asshole 

When an unsuspecting individual is an asshole.

ASIAN is a Ninja Asshole

Ninja Asshole by xxBA115xFreaKyx June 18, 2010

Ninja poofing

To ninja poof would be to smoke (marijuana, tobacco, etc.) while hidden, usually very near people. Bushes work well.

I see you ninja poofing behind that dumpster

Ninja poofing by Cordmeister July 8, 2010

Ninja Nosejob

While a girl is giving you head..right as you cum karate chop her in the back of the head then stick your dick in her nose

Guy 1: Dude this girl was giving me head then i totally did the ninja nosejob on her

Guy 2: Thats fucking gross man...thats messed up

Ninja Nosejob by sandman142 August 17, 2010