MO

Magneto-optical (disk or drive).

A removable magneto-optical disk.

Archive it on an MO, it's more stable than a syquest or zip.

by vanilla g-lotto December 29, 2004

mo

A term of affection used between close friends, similar to "bro." Can also be used as a light-hearted put down, inferring someone's lack of fortitude.

"Wadup mo."
"Whatchu mo's up to."
"Chug that fuckin beer, don't be a mo!"

by Moose121 April 20, 2007

Mo

When used in north eastern New Jersey/New York "Mo" generally stands for "Moron".

"My dad is such a mo. He got arrested for assaulting an officer again."

by LK865 November 19, 2011

mo

Moet champagne. Definitely not Captan Morgan; it's simply not classy enough.

"Even if you gots to get jet-black, head to toe To get the dough, battle for bottles of Mo' or 'dro" -- MF DOOM

by Fourth Doctor May 15, 2005

Mo'

Another word for homo or fag

That teacher is such a Mo'.

by Derek Vinyard September 27, 2005

MOS

make out slut.

Naw, she's an MOS.

by makeoutslut June 1, 2010

mo

Mo is the name for someone's sexual side. Often times shy girls try to hide their sexual side, but Mo is the sexual beast inside them that they try and repress.

How's mo doing right now?
So that night, Mo just lifted up her legs, and things took off from there?

by mo. May 30, 2006