mm

short for "masturbation material".

I am amazed at how internet porn sites make for some great mm!
It definitely comes in handy (no pun intended!) whenever Shirley goes away for the weekend! :)

by TheMocker September 6, 2005

MM

Morning masturbation...the process of waking up and shooting of a knuckle baby

Ted: hey jim wake up, we gotta meet the guys for breakfast
Jim: go ahead with out me, im gonna get some MM in before i leave.
Ted: this time dont get it on the wall

by DR. McBridealshower April 8, 2010

Mm~~~

Something somone says when they are getting railed in bloxburg

Robloxidiot12: mm~~~ harder.

by Commit_poptart January 28, 2021

mm

Romanian abbreviation for word "mortii matii" which is an insult.

-Muie
-Pleaca in mm

by trc February 29, 2008

MM

short version of My Majesty, the oppinion we all have on ourselves ;}

MM is not in the mood for your bullshit, so stop spamming me.

by Niolvia March 19, 2007

(mm)

A Skype emoticon signalling something is nice.

-I had some nice ice cream today!

-(mm)

by Bob Millerer February 18, 2011

'mm'

Little devil,
short for Mefisto Monster, rarely used in online forums and chats.

"Ooh, you mean little 'mm'!"

by Mefisto Monster March 31, 2005