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High level abilities bordering on super-natural. Not necessarily a reference to fighting ability, but can refer to any skill.
Grandmaster Flash got ninja skills.
by fireninja October 24, 2003
Meaning you have uber 1337 abilities at everything because ninja's are totally sw33t.
My friend's got ninja skills. he's the master of picking up women.
by Lpokie November 06, 2003
Ninja skills is all about Bob!
Bob has some mad ninja skills. Actually he's a ninja at heart!
by Jules November 17, 2004