Mo

Missed oppurtunity usually in regard to an attractive male or female that you could have hooked up with.

"Did you see that girl?"

"Yeah man, total MO

by Amanda0311 September 30, 2010

Mo

A fly character also referred to as BDK. Smart and clever which is why he always puts down laith. look up laith definition. usually of African decent. never takes NO for an answer.

yo look at that dude man he's so mo.

by nappa man K June 10, 2009

Mo

A white male nigger lover from the boston area who says r at the end of every possible word. He gives JUG for eating in class, and is most likely jewish.

kid: is that mo?
kid2: dude thats so mo! he has a black wife!

by shizznit May 18, 2004

Mo

Mo is another way of saying no, just cuter and better.

"Mo!" said Sally the five-year-old "I won't cwean my woom!"

"Mo way! You are way cuwter than my ex!" said John to Tasha in his cutesy girlfriend voice.

by smahteepants July 20, 2009

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

Mo

a big hairy baby (AKA a full grown man who wears tighty whities)...Oh right, his back is hairier than his chest.

those guys at starbucks

by blah blah January 4, 2004

Mo

A stupid fucking cunt that needs to consider getting on some hormone pills to help manage her manly voice, bushy ass facial hair, and help her drop her whale weight.

Did you see that fugly chick?

That was a chick?!

Naw... It was a Mo!

by BecPaper August 17, 2009