As you have read, it means Laughing My Ass Off, but what has NOT been explained is the origin. Laughing is supposed to be the best medicine, but it is also the best exercise. Well, behind sex and walking. Anyways, if you laugh, you lose weight, hence laughing your ass off.
Sara- I LMAO-ed so much last night I think I lost weight! Thanks so much sweetie!
Joe- Ya, I was hoping you would.
Sara- *GASP* *SLAP* WE ARE THROUGH!
Joe- I was jk!!!!!! LMAO
Sara- NOT FUNNY JOE!
Joe- *snickers*
Sara- I hate you.
Joe- Wanna do it? You'll lose those last 5 pounds...
Sara- .... Fine. But JUST this once!
Joe- Ya, I was hoping you would.
Sara- *GASP* *SLAP* WE ARE THROUGH!
Joe- I was jk!!!!!! LMAO
Sara- NOT FUNNY JOE!
Joe- *snickers*
Sara- I hate you.
Joe- Wanna do it? You'll lose those last 5 pounds...
Sara- .... Fine. But JUST this once!
by Laughomatic February 28, 2010
Lmao stands for Laughing My Ass Off, saying that something is funny, used in online conversations only.
by Emmieee December 12, 2008
by BeanyBabe October 11, 2009
To LMAO is to laugh... more or less. It stands for laugh my ass off. Uhhh thats it I think.. iono umm its an extreme form of laughter. See lol.
by steveo da chinaman August 25, 2005
L-Laughing
M-My
A-Ass
O-Off
=LMAO
M-My
A-Ass
O-Off
=LMAO
by LovingLambert July 13, 2009
by Houghster June 17, 2008
by mollie-jade ov gy December 08, 2007