dm
US /ˌdiːˈem/
UK /ˌdiːˈem/

1.
a direct message, especially on social media
:
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Send me a DM if you have any questions.
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I'll DM you the details later.
1.
to send a direct message to someone, especially on social media
:
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Can you DM me the link?
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I'll DM him about the meeting.
1.
dungeon master (in role-playing games)
:
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The DM guided the players through the perilous dungeon.
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Being a good DM requires creativity and quick thinking.