Its official Unicode name is O button (blood type), filed under alphanumeric symbols in the symbols group. Keyboards find it when you search for “blood”, “button”, “o”, “type”.
Paste the message you got (or want to send). AI reads the emoji in context and explains the likely tone. Don’t include names or private details.
Questions
What does the O button (blood type) emoji mean?
🅾️ is the O button (blood type) emoji, part of the “alphanumeric symbols” set in symbols. It is used for blood, button, o, type, and its exact tone depends on the conversation.
How do I copy and paste the O button (blood type) emoji?
Tap the Copy button on this page and paste 🅾️ anywhere. On a keyboard, search your emoji panel for “blood”.
When was the O button (blood type) emoji added?
It arrived in Emoji 0.6, part of the original set carried over from Japanese phone carriers. Support depends on your phone’s software version.
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O button (blood type) + sleeping face
O button (blood type) + disguised face
O button (blood type) + slightly smiling face
O button (blood type) + face blowing a kiss