ninjaesque 

to be crafty or stealth like in the way of the ninja.

That keylogger ninjaesquely embedded itself into my sys32 file.

ninjaesque by squirrelz March 7, 2010

ninja-esque 

Having ninja-like appearance or abilities.

Leonardo: Are those guys... ninjas?
Michelangelo: "Well... they're certainly ninja-esque"

ninja-esque by Steakface October 31, 2009

Ninjacques 

Ninjas called Jacques are referred to "ninjacques" however, there can be only one. He will murder anyone that pretends to be a ninja or a jacques, or any combination of the above.

Hi my name is NiNJACQUES, you cannot see me

Ninjacques by NiNJACQUES August 12, 2009

ninja-esque 

Haveing such extreme skillz,that you are just as talented as a ninja.Your daily life is just so extreme, you could be drafted in to a ninja army at any moment!

"Dude!i can heal myself! im totally ninja-esque!

ninja-esque by jess nh June 14, 2006

Ninjesque 

Ninja like, or relating to or concerning a ninja.

Guy 1: Holy crap! That guy just jumped out of that window and landed on that moving car!
Guy 2: Wow! That's so ninjesque!

Or

Chuck Norris is a very ninjesque person.

Ninjesque by Nekrostalkerpath August 23, 2009