D & M 

Deep and Meaningful.

Sorry buddy, having a D & M with the girlfriend... catch ya later

D & M by Zita December 1, 2004

D & M 

One of the BDSM branch which stands for Dominant and Masochist

Let's do some D & M sex now

D & M by Sir. B November 12, 2021

D&M

An emotional conversation usually (but not always) of a melancholy nature. Also known as Deep & Meaningful

Peter and I had a D&M about his troublesome relationship.

D&M by 'K' July 21, 2004

d@m

Stands for "Don't @ Me". Used on Twitter when you don't want someone tweeting at you.

Jess kept trying to expose me yesterday and I told her d@m

d@m by ArabTurtle April 3, 2017

D.M. 

abbreviation for Dick Move. Not in reference to actual penis movement, but refers to action made by impolite person causing another to take offense.

Did you drink the last of my milk and leave the carton in the fridge? D.M., dude.

D.M. by lowjoe March 11, 2009

D.M. 

To steal, or take away from someone forcefully. (Stemming from the common thug's propensity to say "Dis mine!" or "Dat mine!" as he's removing your property from you.

Quick, call the cops - two inner-city kids just D.M.ed my bike!!

D.M. by Forsiath May 4, 2011

D.M. 

Drum Major, or leader of a marching band who has all power, just under the director. Be their friend, or you will have a miserable time marching.

"The D.M. needs to lighten up, we are tired"
"We need the work"

D.M. by Flute-Guard June 27, 2014