dm'ing

The abbreviation for "Direct messaging" usually referenced to the social media website, "twitter"

"If you want news on my upcoming album, I'm dm'ing people."

by PowerfulSkittles April 12, 2014

DM'ing

Running a D&D campaign as a DM (Dungeon Master).

Jane: Hey, wanna hang out this Saturday?
Mike: Sorry, can't. I'm dm'ing a campaign with my mates and it's been two months since we've had matching schedules.
Jane: Oh, nice! Can I join if you start a new campaign?

by Eldena January 24, 2020