R6 FAG Share definition Flag When your friend or random in Tom Clancy’s Rainbow Six Siege in your match dicks you over or ruins your ace “Come on you R6 FAG, learn to play fucker.” Brian claimed to Greg. R6 FAG by R6 FAG June 15, 2018 0 0 Get merch Get the R6 FAG mug. Buy Now — $32.95 See more merch