def. 1: 1 who PWNZ the competition by bsing.
def. 2: those who are 2 1337 to play s.c. b.w. by the normal rule set so they make there own games like 4v4c and bs there alliez once they have just about whooped the compz.
Another Trait that defines the Ninja1337 is that PWN4G3 iz alwayz on the giving end.