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
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Random Words:
1.
A blowjob.
get down on your knees and smile like a donut.
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2.
A smile in the shape of a donut's hole.
Smiling in this ..