#lrb

What does "lrb" mean?
LaRosaBlack, loves_road_bikes, LowRiderBike, LeagueRunningBuddies, LeReveBride, LolaRoseBoutique, LandRoverBrasil, LandRoverBR, LetsRideBC, LosRikysBoys, LitRnB, LordRockBlackwell, LaRosaBlu, LandRoverBAR, LinoRicciBoutique, LaRonBishop, LaRoseBalloons, LadiesveRikiBahal, love_reading_books, LastRealBMW, LeilaniRoseBecerra, LittleRockBarber, LuRossBarber, LanaRoseBrock, LillianRoseBeauty, liveRnB, LoveReusableBags, LifetreeforRoyBernadette, LoveRachelandBec, LunetteRayBan