L.M.F.A.O.W.R.O.F.L.O.L Share definition Flag Laughing My Fuckin Ass Off While Rolling On Floor Laughing Out Loud guy 1: did you see that n00b get pwnd guy 2: yeah i was L.M.F.A.O.W.R.O.F.L.O.L guy 1: you too! L.M.F.A.O.W.R.O.F.L.O.L by Little Ninja April 4, 2009 0 0 Get merch Get the L.M.F.A.O.W.R.O.F.L.O.L mug. Buy Now — $32.95 See more merch