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29.
Mo
A Mo is a codename for a morbidly obese person.
X: Hey check out that shit
Y: Yeah, thats one hell of a mo.
by Mr. Twango February 28, 2011
2 6
 
30.
Mo
a person who has no personality, or the act of havingno intelligence what so ever
a joke that everyone clearly understands, a Mo would say something like OMG get it... wicked delayed
by cjh26 August 19, 2010
4 8
 
31.
mo
A loud, obnoxious person who is both weird and annoying, talks as if he is a mile away from people. Also slang for homo.
-Wow he is pullin a mo...

Damn dude your ears must hurt
by Tommy Mo May 27, 2010
12 16
 
32.
Mo
To get really bad head, specifically including a lot of teeth.
Man, I got moed last nighi, I think there may be scars.

Dude, don't go with her. she'll mo you.

It was her first time giving me a blow job, so I didn't have the balls to tell her she moed me.
by Ta Mir May 02, 2010
20 24
 
33.
MO
short for a collection of words.

Momentum
moment
motivation

and anything that begins with MO for that matter.
-He is doing great!
-yeah, he has a bunch of MO

or

- i am so not getting anything done, lacking MO today.
by man of the MOment April 13, 2010
4 8
 
34.
Mo
A slow person.
Short for Mo-mo.
...Idiot...
I can't believe he just said that. He's such a mo.
by bizrisi February 11, 2010
1 5
 
35.
Mo
Derived from the term "Homo" or "Homosexual" whereas the "Ho" beginning is used to describe the woman in a relationship with the gay man, subsequently named the "Mo"
Angela is the ho, and Sean is the mo.
by eugaet January 25, 2010
4 8