biohazard

Biohazard symbol in black on a white background.
Free for your Discord server

What does the biohazard emoji mean?

Handle with extreme caution, this chat is officially toxic.

The biohazard symbol is a universal warning sign for biological threats, often used in internet culture to denote something 'toxic,' 'radioactive,' or dangerously spicy. In Discord and Slack, it is frequently deployed to mock a chaotic conversation, a particularly bad take, or a server channel that has descended into absolute madness.

When to use it

  • Warning friends about a toxic conversation thread
  • Labeling a chaotic or dangerous server channel
  • Joking about someone's terrible gaming performance
  • Signaling that a message is extremely spicy

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How to add this emoji

Add to Discord
  1. Click Download PNG above to save the biohazard image.
  2. Open Discord and go to Server Settings → Emoji.
  3. Click Upload Emoji and choose the downloaded file.
  4. Give it a name and save. You need the Manage Emojis and Stickers permission.
Add to Slack
  1. Download the biohazard 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 biohazard 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 biohazard image.
  2. Go to Server Settings → Emotes in Guilded.
  3. Upload the file and give it a name.