যেকোনো শব্দ খুঁজুন, যেমনঃ eiffel tower:
 
1.
The act of being a ninja or doing ninja related things, such as jumping building, running with your hands loosely behind you, or climbing up trees and hiding until your "Target" approaches.
He displayed his awesome Ninjaness when he jumped from that K-mart to the Subway.
লিখেছেন- Brian the Ninja 19 de ডিসেম্বার de 2006
 
2.
The amount of inner ninja possessed by an individual.
That guy has so much ninjaness hes almost like Chuck Noris
লিখেছেন- w00000000000t 20 de ডিসেম্বার de 2005
 
3.
epic, stealthy, loyd-ragey, and otherwise awsome descriptive noun
VJ-please, let loyd rub some of his ninja-ness of on me!
meanwhile, loyd sneaks behind vj and knocks him out with a karote chop.
লিখেছেন- Lwai & Dcon 6 de এপ্রিল de 2009