1. One who yells a lot and bosses people around.

2. One who tells Venice to close the door.
Ms. Faggot is such an Mm, she yelled at me and told me to get her a glass of water.
by mary a. June 20, 2004
"Yes", "I agree" or "I hear you". It mimics the humming sound you make when you nod your head in agreement.
* Hey dude, can I ask you a question?
- mm
* Ok, here goes...
by Krytharn November 19, 2006
More a sound than a word.

The oposite of "mhm".
It's negative, like "no", "hell no" or whatever similar.
d1: wanna catch a movie?
d2: m-m
d1: wanna get some food then?
d2: mhm
by Elliken April 20, 2010
Mutual masturbation
For more than one individual to masturbate whilst in the company of another/others doing the same. MM is an abbreviation of the words mutual masturbation.
by Diddley August 14, 2013
MULTIPLE MEN SYNDROME-when a woman/girl is juggling 2 or more men at the same time.
symptons-calling out the wrong names during sex,forgetting dates,showing up at the wrong guys house.
Hey girl,why do you look so tired?Its just because I'm suffering from M.M.S,I totally have all the symptoms!...
by Roni Coleman January 18, 2008
Medical Marijuana
California is the only state where M.M is legal.
by MagentaKow February 02, 2009
MULTIPLE MEN SYNDROME-when a woman/girl is juggling 2 or more men at the same time.
symptons-calling out the wrong names during sex,forgetting dates,showing up at the wrong guys house.
Hey girl,why do you look so tired?Its just because I'm suffering from M.M.S,I totally have all the symptoms!...
by Roni Coleman January 18, 2008
MM = "Married Man" as refered to by his lover on the side.
I'm getting together with my MM Wednesday when his wife is at work.
by The OW March 05, 2008

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