18under NSFW

Number eighteen in bold text indicating adult or mature content.
Free for your Discord server

What does the 18under emoji mean?

A cheeky, suggestive label for when things get a little too mature for the chat.

This emoji features the text '18' in a bold, attention-grabbing style, commonly used in Discord servers to flag content, jokes, or discussions that are intended for an adult audience. It serves as a quick, visual shorthand to signal that the conversation has shifted toward NSFW or mature themes, helping users navigate community guidelines or simply set the tone for a spicy topic.

When to use it

  • -warning others about mature content ahead
  • -signaling that a joke is for adults
  • -tagging NSFW discussions in the chat
  • -jokingly calling out someone for being lewd

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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 18under 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 18under 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 18under image.
  2. Go to Server Settings → Emotes in Guilded.
  3. Upload the file and give it a name.