LMFAOSHTIHAHAAD Share definition Flag The acronym for: LAUGH MY FUCKING ASS OFF SO HARD THAT I HAD A HEART ATTACK AND DIED Jonathan that shit you did last night made me LMFAOSHTIHAHAAD. LMFAOSHTIHAHAAD by Anti-Boo August 14, 2012 0 0 Get merch Get the LMFAOSHTIHAHAAD mug. Buy Now — $32.95 See more merch
