# DM

Pronunciation: say "dee-EM" US /ˌdi ˈɛm/, UK /ˌdiː ˈɛm/

## Noun

1. Initialism of direct message. — Initialism of direct message (type of message on social media platforms).
   - Simple: Initialism of direct message. A private message on social media.
   - _She answered the reporter's question in a DM instead of a public reply._
   - _After the video went viral, he got a DM from a TV producer._
3. Initialism of dungeon master. — Initialism of dungeon master.
   - Simple: Initialism of dungeon master. The person who runs a game of Dungeons & Dragons.
   - _The DM rolled behind a screen so the players couldn't see the result._
   - _A good DM adjusts the story when the players wander off the planned path._
5. A boot or shoe of the Dr. Martens brand. *(colloquial)*
   - Simple: A boot or shoe made by the company Dr. Martens.
   - _He laced up a battered pair of DMs before heading out to the gig._
   - _Her cherry-red DM boots had softened after years of wear._
6. Initialism of diabetes mellitus. — Initialism of diabetes mellitus.
   - Simple: Initialism of diabetes mellitus. A short name for the illness diabetes.
   - _The patient has a ten-year history of type 2 DM managed with diet and exercise._
   - _Poorly controlled DM raises the risk of damage to the kidneys and eyes._
8. Initialism of Deutsche Mark. — Initialism of Deutsche Mark.
   - Simple: Initialism of Deutsche Mark. It was money used in Germany before the euro.
   - _The hotel bill came to 450 DM, which seemed steep for a single night._
   - _The car was priced at DM 12,000 in the dealer's window._
9. Abbreviation of dextromethorphan. — Abbreviation of dextromethorphan; also DXM.
   - Simple: Abbreviation of dextromethorphan. A medicine found in many cough syrups.
   - _The pharmacist recommended a syrup combining guaifenesin and DM for his chest cold._
   - _Do not take two cold products that both contain DM at the same time._
10. Initialism of deathmatch. — Initialism of deathmatch.
   - Simple: Initialism of deathmatch. A shooting game mode where players knock each other out for points.
   - _The server runs free-for-all DM on its smaller maps._
   - _He warms up with a few rounds of DM before playing ranked matches._
11. Initialism of duty manager. — Initialism of duty manager.
   - Simple: Initialism of duty manager. The manager in charge during a work shift.
   - _The hotel's night DM approved a refund for the noisy room._
   - _The DM on the early shift found that the freezer had failed overnight._
12. Initialism of defensive midfielder. — Initialism of defensive midfielder.
   - Simple: Initialism of defensive midfielder. A soccer player in the middle of the field who mostly defends.
   - _The club signed a tough DM to shield its back line._
   - _Playing as a lone DM, he broke up attack after attack in front of the defense._

## Verb

2. To send a direct message to someone, usually on a social media website.
   - Simple: To send someone a private message, usually on social media.
   - _If you have questions about the job, DM me and I'll send the details._
   - _Fans kept DMing the singer about the canceled show._
4. To act as dungeon master, running a tabletop role-playing game.
   - Simple: To be the dungeon master and run a role-playing game.
   - _Few people in the group want to DM, because it takes hours of preparation each week._
   - _He has DMed the same campaign for nearly three years._

## Symbol · dm

7. Symbol for decimeter. — Symbol for decimeter (decimetre), an SI unit of length equal to 10⁻¹ meters (metres).
   - Simple: Symbol for decimeter. A decimeter is one tenth of a meter.
   - _Each side of the cube measures 1 dm, so it holds exactly one liter._
   - _The botanist recorded a stem length of 3.2 dm._

## Other meanings

- (noun) Abbreviation of dark matter.
- (proper noun) Initialism of Daily Mail.
- (noun) Initialism of divemaster.
- (noun) Initialism of dialectical materialism.
- (noun) Initialism of De Morgan’s law.
- (noun) Initialism of dermatomyositis.
- (noun) Initialism of dungeon monitor.
- (noun) Abbreviation of display manager.
- (noun) Initialism of dry matter.
- (noun) Initialism of dimensional modeling.
- (noun) Adamsite, the organic arsenic compound diphenylaminechlorarsine.
- (noun) In a multiple-unit train, a driving motor car: a powered car fitted with a driver's cab.
- (noun) Initialism of dust and mist.
- (proper noun) Initialism of Distributed Morphology.

Source: DictionaryAI, https://dictionaryai.com/define/dm (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).