A little cute ball
Look at that nice mu! It's all round and cute!
by Kitkatmu June 10, 2011
Multi-user: Multiple users.
Often used for online games or puzzles, originally for one person, that has been adapted or recreated for multiple users.
- Collaborative
- anything implying multiple users

See also MUD (Multi User Dimension, Dungeon or Domain)
Multi user game, Multi user version, Multi user solitaire card game.
by yupp October 28, 2007
make up
1. hayy.. gusto ko tanggalin m.u ko..
2. cant take off my m.u

kris 3:56:45 AM
di ko nagawa mg bura ng m.u ko
by gagongdj December 06, 2010
A short way to say me and you. Not many uses, if you are gramatically correct, but who is?
Mu got in so much fucking trouble that day.
by XtfotX January 22, 2009
The third answer.
Q: Do you wish to gobble upon my impressive member? Yes or no?

A: Mu.
by TV Spunk January 30, 2003
The second best person on ATW next to bubber
Wow, mu just slammed me royally

Hey Mu's a Girl!
by philip brosman October 20, 2004
The name of a almighty god in an Rpg that can not be beaten. If you think of a way to stop hime he'll just trump your character anyway. Created by the Wing of Yig
"Mu is the immortal god of darkness."
by TimeStand July 26, 2004
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