jon: did you hear what Corinne said about the donkey?
amanda: yeah, lmbo!
by cooooolllcat! June 17, 2010
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A shortened phrase used to describe something rather funny meaning laughing my brains out.
Person 1: I ran into a wall yesterday

Person 2: Lmbo
by Lurvy pig callum May 24, 2006
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used instead of lmao (laughing my ass off) to not get in trouble at a christian school or not to get in trouble with strict parents .................... means laughing my but off
"hahahhaha LMBO!!!!!!!!!!!!!!! thats so funny"
by JustinBiebers_1Babe April 18, 2010
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laughing my boobs off.
boberta: omghh, thats soo funny. im like lmbo.
by iigarii November 27, 2009
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Instead of “laughing my ass off” it’s “laughing my bones off”
by Mar!a February 23, 2021
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person 1: "i just dropkicked a child to mars"
person 2: "LMBO"
by gaylittlefish July 31, 2023
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laughing my bootaytay off
(alternative to "lmao" for people who don’t like cursing)
"omg! lmbo. that’s so funny! :’)"
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