LMFAOBBQ Share definition Flag Laughing My Fucking Ass Off Bar-B-Que Used when something is extremely funny Why did the chicken cross the road? Your mom! LMFAOBBQ LMFAOBBQ by ReelBigFishFreek January 4, 2004 0 0 Get merch Get the LMFAOBBQ mug. Buy Now — $32.95 See more merch