mo

Short for 'moron'

That guy talking into an N-Gage looks like a mo.

by 1337 h4x0r November 20, 2003

mo

Someone or something that sucks, is annoying, or is frustrating. See also moped.

You told my boyfriend I hate him? You're such a mo!

Guy 1 : I just lost my job.
Guy 2 : What a mo.

by debbi domination November 5, 2008

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 26, 2010

Mo mo

: an ugly witchy molestor- male or female - typically of the pedophile type

"Yeah my great aunt and uncle are both mo mo's" 😒

by opaltime June 22, 2015

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 20, 2010

mo

As in mojado, a Mexican national.

All these damn mos are all over the beach, do they think they own this place!

by Sammy Dogooder September 12, 2007

mo

Chris Giggin!

Chris Giggin is on his second child already. He hasn't even graduated high school. He's 22 years old. His wife named his children after famous women she wants to have sex with. He lives in Tujunga in a white-trash barnhouse. Giggin is a mo. We're calling the Mormons to his house.

by GwEn#2 January 11, 2004