lmmfaoysb Share definition Flag lmmfaoysb means "laugh my mother fukcing ass off you stupid bitch" nobody uses it yet... OMG. lmmfaoysb! LOLOLOLOLOLO lmmfaoysb by AngelXX M March 2, 2022 0 0 Get merch Get the lmmfaoysb mug. Buy Now — $32.95 See more merch