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Social media glossary

Direct Message (DM)

A private message sent between accounts on a social platform.

A direct message, or DM, is a private message between accounts on a social platform. Instagram, X, LinkedIn, Facebook Messenger and TikTok all support them. Only the people in the conversation can see what is said.

For brands, DMs are where customer questions, support requests, partnership pitches and sales conversations often land. Many people now prefer messaging a brand over calling or emailing, and they expect a fast, human reply.

Keeping up across several platforms gets messy quickly. A unified social inbox, like the one in Setupe, pulls DMs, comments and mentions into one view so your team can assign, reply and follow up without switching apps.

Questions about Direct Message (DM)

What does DM mean on social media?

DM stands for direct message. It is a private conversation between two or more accounts on a platform. When someone says slide into my DMs or DM me, they are asking you to message them privately rather than comment publicly.

How quickly should a brand reply to DMs?

As fast as you reasonably can. Many customers expect a reply within a few hours, and some platforms show response-time badges on business profiles. Saved replies, auto-acknowledgments and a shared inbox help teams stay responsive.

Can businesses send DMs to anyone?

It depends on the platform and the recipient's settings. Many networks limit unsolicited messages or route them into a requests folder. Cold messaging at scale can also break platform rules, so focus on replying and opt-in conversations.

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