Lmaoo is an extension of Lmao, which means 'laughing my ass off'. Lmaoo is to be used when one is more entertained than a lmao situation, but not as much as roflmao situation.
Adding more o's adds to how funny one finds the situation.
Synonyms for lmaoo
On this page, you will find 30 slang terms related to lmaoo. Some of the top words include: ROFL, muhaha, ROFLMDAO, ROFLMCLAO, LMDO, and 25 more.