tìm từ bất kỳ, như là hipster:
 
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.
viết bởi Brian the Ninja 19 Tháng mười hai, 2006
 
2.
The amount of inner ninja possessed by an individual.
That guy has so much ninjaness hes almost like Chuck Noris
viết bởi w00000000000t 20 Tháng mười hai, 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.
viết bởi Lwai & Dcon 06 Tháng tư, 2009