Top Definition
A female ninja. A woman well versed in the dark art of ninjitsu. An assassin of the fairer sex.
Bruce Lee: Fuck it...the evil triad are using a virtual army of deadly ninja flaps..
Friend: We are fucked now!
by Master Of Cunts May 11, 2008
1 more definition
The breast of a black woman, usually long and flat like pancakes or open wallets.
Bro did you see that bitches "ninja flaps", they were gross.
by phat_donkey September 05, 2008

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