Mu is another way of saying moo
. It is a subsitution of saying any word or phrase. There can be an almost complete conversation of just this word.
Bob: So I hear you think Kristina is hot?
// Jim Shakes head as to say no.
// Bob makes a look as to say "Why not?"
// Jim makes a mater-of-factly look.
// Bob makes an understanding look.
December 05, 2004