A mispronunciation of "LMAO" but meaning "Laughing my stitches off"--referring to laughing so hard surgical stitches become loosened or tear.
by uwusorry August 16, 2021
Get the LMSOmug. by Soulless Boi November 11, 2018
Get the LMSOmug. by hanzie77 March 30, 2020
Get the Lmsomug. LMSO means laughing my shit off. Instead of saying laughing my ass off (Lmao) you use lmso instead if you are laughing a lot harder.
by camilk 2% February 18, 2019
Get the lmsomug. "Laughing My Shit Out" Used as an alternative of LMAO (Laughing My Ass Off). When You laugh so hard that feces shoot out of your ass.
by picklejuicedrinkingman April 29, 2020
Get the LMSOmug. 
