What is M-u-ing?
1.
pronounced Em-you-ing
Mutual Understanding
used to explain a romantic relationship where two partners are not going out, for whatever reason
Guy 1: hey, dude, is that girl you were with your girlfriend?
Guy 2: umm, no, we're kind of m-u-ing
See
Random Words:
1.
The kick ass punch/kick used by andy samberg in hotrod.
It is performed by punchING with both fists and a kick straight in front of you..
1.
Plain and simply a vagina
That girl has the most rank Texas Snapping Turtle I've ever smelt..