Stands for Yawning My Ass Off. When you're so
bored/
tired while
talking to somebody that you just have to ymao.
Guy1: The
paradox is really the pathos of intellectual life and just as only
great souls are exposed to passions it is only the
great thinker who is exposed to what I call paradoxes, which are nothing else than grandiose thoughts.....
Guy2: What the...? *Ymao*