The Brief: LMFAO or LMAO stands for "laughing my f**king a** off" or "laughing my a** off." It is also the name of an electronic music and dance duo.
Lmao at all these tweets lately about dudes thinking colored hair ain’t attractive on girls. Like poor honeys don’t know that only makes girls want to do it more 😂
— Lights (@lights) November 19, 2018