1 definition by Alasdair Edwards

Comes from roflmao, an acronym for "roll around on the floor laughing my ass off"
Therefaore mao is defined as "My ass off".
However it can used for just about everything.
omg, lol mao! sifnt you tool!
by Alasdair Edwards August 1, 2004
Get the mao mug.