Person 1: you’re cute
Person 69: Lmso
Person 1: u said it wrong
Person 69: no I didn’t
laughing my socks off
used by those who aren't allowed to say ass
Kelly: Did you see the show last night?
Tyler: Yeah, it was so funny.
Rosie: I know! It was sooo lmso!
A phrase that mean "Laughing my socks off" evolved from the explicit version of lmao.
Person 1: I like to pick my nose and then massage the boogers on my anal orifice
Person 2: lmso!
Laughing my soul out.
Generally used by Dylan L. Walker
"I'm wearing a dress to school today lmso"