Ninja 

Nin-ja nin-juh
–verb, plural - Ninjas.
-verb past tense - Ninja'd

The word Ninja is rapidly becoming used as a replacement verb, which can mean virtually anything, as long as the subtext is clear.

This, of course, is not limited to actual Ninja behaviour... however, when one Ninjas, one must be ready to have others Ninja back.

We must go out and Ninja in the night.

I forgot to Ninja my pencil.

I could Ninja all day!

I could Ninja all night. (usually said with a wink and a grin)

He Ninjas better than any of them.

She and I Ninja'd pretty well at pool.

Ninja by Carolyn Steven November 6, 2008

ninja 

an acceptable alternative to the N word for white people to use when singing along to black music

realest ninjas
luda is one hell of a ninja, hos in different area codes hell yeah
michelle he's a ninja, go for it!
nat went ninja then came back???

ninja by hanrose December 25, 2007

ninja 

A word white frat guys can use to supplement the need for the word nigga without detection.

"We'd better cross the street here, those ninjas look irritable."

ninja by PLPimp March 23, 2007

Ninja 

A Ninja is a type of person who demonstrates all awesomness

Koady is such a Ninja :)

Ninja by Koadyy October 29, 2008

ninja 

Another way of adding prestige to someone's skills. Used to convey respect. Used in conjunction with the name of the person's skill.

Guy1: That Satch concert last night rocked man!
Guy2: Ya, dood's a guitar ninja.

ninja by King Mango March 23, 2007

NINJA 

A recent type of mortgages given to those with no apparent means and little to no chance of rendering repayment. NINJA is an acronym referring to the borrower as having No Income No Job or Assets.

The housing bubble was greatly helped by financially suicidal bankers issuing NINJA loans like candy to anyone who could fog a mirror!

NINJA by esmith512 January 17, 2008

ninja 

past tense: ninjad
-to steal, to heist

Did you buy or ninja those?
or
I ninjad these shoes yesterday.

ninja by Brittaneyy March 23, 2007