Phrase. LMNO. (Internet slang, vulgar) Initialism of laughing my nuts off; used to indicate great amusement.
What LMFO means?
LMFO. Let Me Find Out (Internet slang)
What is a Lmnop?
From Wikipedia, the free encyclopedia. LMNOP are the twelfth through sixteenth letters of the ISO basic Latin alphabet and may refer to that alphabet as a whole.
