Used within forums mainly in threads involving some form of combat.
E.g. Marvel vs DC
Magneto defeats wolverine by throwing him into another dimension. <-- This is BFR
Most common amongst bridge and tunnel girls in NYC, East / South Bay girls in SF, East LA girls in Hollywood, New Territories girls in HK, 5th ring girls in Beijing, Pudong girls in Shanghai, Incheon girls in Seoul, etc.
Yo dude I slept with your girl...(long pause)...BFR
Your Dad is so sexy! Can I get his number?...BFR