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a nun that, in a secret personal life, kicks ass by using anything from throwing stars to nunchucks
Woah, was that a nun that just beat that guy down?

No my friend: that was a nunja
by Yanty January 05, 2006
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An awesome person, who is way better than ninja, because only the best people get to be nunjas.
"Damn, she's ninja"

"No, she's better than that, she's nunja"
by SpEcTaCuLaR=] May 22, 2009
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A term used when one prefers to jokingly convey a response meaning "none of your business".

Also the exact phrase of origin.

Person 1 "Hey Wahtcha doing over there?"
Person 2 "Nunja.
Person 1 "Nunnja, what's that?"
Person 2 "Nunja god damn business!"
by SSPprod September 18, 2008
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