M.O.

Abbreviation for make out.

See that chick over there. I totally M.O.ed with her on the dance floor.

by crobot July 29, 2005

M.O.

M.O-verb. commonly referred to as making out. Thus by combining the M and O of making out one creates MO. Pronounced like MOW, or MOE.

MOING, MOED, MO.

"holy cow look at rebbeca and tom, they're totally going to M.O."
"oh now they're MOING"

by amilli78693 August 20, 2009

M.O.

moral obligation

Man that's not within my M.O. to rob.

by Tank dog February 14, 2010

M O

Make- Out

To Make Out with someone say M O for short

"Yo you wanna M O Bitch"

by Richard Moss January 9, 2009

M.O.

The abbreviation for the words multiple orgasm. Said when something is so indescribably-delicious, it gives you a feeling like no other.

After sampling a taste of Robert's decadent dessert, "Chocolate Heaven", I was so overcome, that I closed my eyes, smiled, and thought M.O. - mmmmmm.....

by felinegroovey January 7, 2009

m-o

short for maximum occupancy

I have 6 people riding with me already; my car is totally m-o.

by julie bing January 22, 2005

m.o.

someone who is morbidly obese

"haha look at the m.o."
"you guys, that sucks... its not HER fault she's fat."
"...that's a guy?"

by zbj June 13, 2007