18 NSFW

Number 18 in white font centered on a blue rounded square background.
Free for your Discord server

What does the 18 emoji mean?

The ultimate badge for marking adult-only content or celebrating legal adulthood.

This emoji features the number 18 in a bold, white font set against a rounded blue square background. It is commonly used in Discord servers to designate NSFW channels, verify age requirements, or jokingly celebrate someone turning eighteen. It serves as a clear, recognizable visual indicator for mature topics or age-restricted discussions.

When to use it

  • Marking channels restricted to adult users only
  • Celebrating a friend turning eighteen years old
  • Verifying age requirements for server access
  • Signaling mature content in a chat thread

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How to add this emoji

Add to Discord
  1. Click Add to my server above and pick a Discord server you manage (CommunityOne must be installed).
  2. Or download the file: open Discord → Server Settings → Emoji → Upload Emoji.
  3. Give it a name and save. You need Manage Server (or Create Expressions) permission.
Add to Slack
  1. Download the 18 image.
  2. Open the Slack emoji picker and click Add Emoji.
  3. Upload the file, name it, and save.
Add to Revolt/Stoat
  1. Download the 18 image.
  2. Open Server Settings → Emojis in Revolt or Stoat.
  3. Upload the file and name your new emoji.
Add to Guilded
  1. Download the 18 image.
  2. Go to Server Settings → Emotes in Guilded.
  3. Upload the file and give it a name.