LMAI

(Abbreviation/text slang/typo)

Short for "Laughing My Ass Inward" ; to laugh so hard your asshole implodes, taking everything within 5 miles of ground zero with it. An unstoppable force of nature, humanities bane.

William Shakespeare: Ay Loui XIII, mfs in the future finna think we spoke like hamlet bro

Loui XIII: Bro I’m dead lmai

William Shakespeare: Laughing my ass inward? Thank GOD you’re in France 💀