What is lmao in texting?

"LMAO" stands for "Laughing My Ass Off" and is commonly used in texting and online messaging to express that something is extremely funny. It is often used in a lighthearted or playful manner to show amusement or exaggerate laughter. It is similar to other abbreviations such as "LOL" (Laughing Out Loud) and "ROFL" (Rolling On the Floor Laughing).