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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!
by ROFLWPL January 31, 2010
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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!
by huh20 July 10, 2008
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LMSO is an acronym for - Laugh my socks off. Or. Laugh my shoes off.

Credits to my great friend {insert name here: ____ } for helping me invent this.
Person #1: "I'm going out to dinner with a friend. I plan on ordering the most expensive meal, and making them pay for it."

Person #2: "LMSO, that's great dude."
by KrabKakes March 22, 2017
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1. Laughing my smile off. because it sounds more bad ass then "laughing my socks off"

2. A perversion of lmao
Beth: On my way to school today I slipped and fell in the mud, tried to get up and slipped again!

Kyle: lmso!

Kyle: lmao***
by killedjoo April 07, 2009
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Laughing my socks off, generally used in internet chats.
Helen: What is the difference between peanut butter and jam?
Chris: I know this joke. lmso.
by larbac April 20, 2012
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Laughing My Sock Off.

once at a friends house someone told a cracking joke and my sock fell of !!!

LMSO !

the 2 events now go hand in hand , my sock always falls off , and its happening to my friends !
someone told me a joke and i laughed my sock off
by scott walker April 16, 2005
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Justin: "Stop everything you are doing!! Think about ME for 3 secs...1...2....3! You just experienced the best 3 secs of your life."

Donna: Thanks Justin, I'm LMSO!
by donna/justin October 12, 2009
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