1 definition by Azingy

Top Definition
A phrase originating from the San Francisco Bay Area, used when someone does something very risky, regardless of the consequences. Made popular with the League of Legends community by pro gamers TSM.Reginald and Dan Dinh.
Lulu: Lee Sin, don't tower dive that Vladimir; he'll just pool.
Lee Sin: FK.IT BAYLIFE
*An Ally Has Been Slain*
Lulu: FFFFFFFUUUUUU
by Azingy August 21, 2012

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