Dictionary

DM en · NOUN

Meanings

1. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of dimensional modeling.
   alt of dimensional modeling
2. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of De Morgan’s law.
   alt of De Morgan’s law
   • Let ‘F’ stand for the state of affairs that consists in finite persons possessing and exercising free will. Let ‘p’ stand for ‘God exists’; ‘q’ for ‘F obtains’; ‘r’ for ‘F poses a serious risk of evil’; and ‘s’ for ‘There is no option available to God that counters F.’ With this in place, the argument may be formalized as follows: (1) [(p & q) & r] → s Premiss (2) ~s Premiss (3) ~[(p & q) & r] 1, 2 MT (4) ~(p & q) v ~r 3 DM (5) r Premiss (6) ~(p & q) 4, 5 DS (7) ~p v ~q 6 DM (3) follows from the conjunction of (1) and (2) by modus tollens; De Morgan’s law applied to (3) yields (4); (4) and (5) together lead to (6) by disjunctive syllogism; and another application of De Morgan’s law takes us from (6) to the final conclusion, according to which either God exists or there is free will (but not both). 2004 August, J. L. Schellenberg, “The Atheist’s Free Will Offence”, in International Journal for Philosophy of Religion, volume 56, № 1, pages 11-12:
3. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of Deutsche Mark.
   alt of Deutsche Mark
4. (abbreviation, alt-of, countable, initialism, qualifier:nutrition, uncountable) Initialism of dry matter.
   alt of dry matter
5. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of diabetes mellitus.
   alt of diabetes mellitus
6. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of dermatomyositis.
   alt of dermatomyositis
7. (countable, uncountable) adamsite, diphenylaminechlorarsine
8. (abbreviation, alt-of, countable, uncountable) Abbreviation of dark matter.
   alt of dark matter
9. (abbreviation, alt-of, countable, uncountable) Abbreviation of dextromethorphan; also DXM.
   alt of dextromethorphan
10. (countable, in multiple unit formations, uncountable) driving motor car
11. (abbreviation, alt-of, countable, initialism, qualifier:roleplaying games, uncountable) Initialism of dungeon master or dungeon mistress.
    alt of dungeon master or dungeon mistress
    • DQ: "DM" stands for "Dungeon Master"--or I guess in my case Dungeon Mistress. *blinks* _That's_ got all kindsa wrong connotations, doesn't it? #o_o# 2004 March 22, Death Quaker, “[STATS] Postings for alt.fan.utena 1-Feb-2004 to 1-Mar-2004”, in alt.fan.utena (Usenet), archived from the original on 22 Nov 2025:
12. (Internet, abbreviation, alt-of, countable, initialism, uncountable) Initialism of direct message (type of message on social media platforms).
    alt of direct message
    • He later sent me a DM mentioning that he would send me what he wears because he does a lot of walking. This is where the relationships online can get a wee bit weird. 2012, Scott Stratten, Alison Kramer, UnMarketing: Stop Marketing. Start Engaging:
13. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of duty manager.
    alt of duty manager
14. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of dialectical materialism.
    alt of dialectical materialism
15. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of dungeon master, dungeon mistress, or dungeon monitor.
    alt of dungeon master
    alt of dungeon mistress
    alt of or dungeon monitor
    • But the most important people at any gathering are those in charge of safety, referred to as Dungeon Master/Mistress (DM). […] DMs are willing to help instruct novices on the safe use of all equipment provided on the premises and also act as mediators if there are any scenes that have potential safety concerns. 1999, Patricia Payne, “The Master of D/stiny”, in Sex Tips from a Dominatrix, New York, N.Y.: ReganBooks, →ISBN, chapter 8 (D/sense and Sensibility), page 138:
    • Dungeon Master (DM) decisions are final. No appeals, arguments, or whining allowed. If a DM says to stop a scene, the scene must stop immediately. 2003, Suzi Parker, “Sticks and Stones, Whips and Chains”, in Sex in the South: Unbuckling the Bible Belt, Boston, Mass.: Justin, Charles & Co., →ISBN, page 101:
    • Most club parties and private parties held in commercial dungeons in the United States have a dungeon master, mistress, or monitor (DM), whose responsibility it is to make sure that scenes are consensual and house rules are obeyed. If the DM asks you to stop doing something, please stop right away whether you feel you are right or wrong. 2001, Claudia Varrin, “SM Players, Their Scene, and Their Etiquette”, in Erotic Surrender: The Sensual Joys of Female Submission, New York, N.Y.: Citadel Press, →ISBN, page 204:
16. (colloquial, countable, uncountable) A Dr. Martens boot or shoe.
    • She kicked a hardback book with her left DM boot (14 eyelets were the minimum she would settle for), but the bestseller persisted in her path. 2012, W. Freedreamer Tinkanesh, Outsider, page 19:
17. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of defensive midfielder.
    alt of defensive midfielder
18. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of divemaster.
    alt of divemaster
19. (abbreviation, alt-of, countable, initialism, qualifier:occupational health, uncountable) Initialism of dust and mist.
    alt of dust and mist
20. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of deathmatch.
    alt of deathmatch
21. (abbreviation, alt-of, countable, uncountable) Abbreviation of display manager.
    alt of display manager

Forms

Coordinates

DE · WM · PM · IM

Deriveds

slide into someone's DMs (direct message) · slide into the DMs (direct message)

Synonyms

DEM · GM · ST · PM

Translations (2)

sv D-mark ((money) Initialism of Deutsche Mark.) · sv DM ((Internet) Initialism of direct message (type of message on social media platforms).)

DM en · PROPN

Meanings

1. (UK, abbreviation, alt-of, initialism) Initialism of Daily Mail, a national newspaper.
   alt of Daily Mail
2. (abbreviation, alt-of, initialism) Initialism of Distributed Morphology.
   alt of Distributed Morphology

DM en · VERB

Meanings

1. (Internet, transitive) To communicate by direct message, usually on a social media website.
   • Rio [Ferdinand] DM’d me after the tournament. He’d said I was the weak link, and that Croatia should be targeting me. 2021 August 2, Tyrone Mings, quotee, “Tyrone Mings Opens Up over Mental Health Struggles ahead of Euro 2020”, in Yahoo! Sports, archived from the original on 04 Aug 2021:
2. (qualifier:roleplaying games) To dungeon master; to perform as a dungeon master; to run a tabletop role-playing game.

Forms

Synonyms

GM

Translations (1)

sv DM:a (To communicate by direct message, usually on a social media website.)