a group or clan of expert gamers
guy1: "Man your insane!"

guy2: "That's cause im with F1337."
by 1234mnbv April 6, 2011
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Combination of Fucking and 1337.
Emphasized even more as an entire fleet of 1337's.
Originated by my own slurring of words.
That shot was f1337
That's because I'm f1337
by Insignia January 21, 2006
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