A Button (Blood Type) emoji meaning

What does 🅰️ mean in messages?

Unicode calls this emoji “A button (blood type).” It uses A button (blood type) as visual shorthand. Add words because a symbol can have more than one meaning.

Use 🅰️ for status, direction, emphasis, values, warnings, or abstract shorthand. Unicode calls it “A button (blood type).” That name is a safe, neutral label when the social meaning is not clear.

For a wider view, browse symbols emoji, use the emoji meaning finder, or read the emoji meanings in context guide.

Example messages with 🅰️

Unicode construction and code points

This copyable emoji is a single-code-point emoji. It uses 1 core Unicode code point: U+1F170 negative squared latin capital letter a.

Version and platform support

The A button (blood type) emoji was introduced in Emoji 0.6 and is classified in the alphanum subgroup. This emoji has broad support on modern platforms, but its artwork can still differ substantially between vendors.

Alternate presentation forms

1 non-fully-qualified presentation form is indexed for search and compatibility testing. The fully qualified character above is recommended when copying.

Names, keywords, and classification

The standardized name is “A button (blood type).” Search terms indexed for this entry include (blood, a, button, type). It belongs to Symbols and the alphanum subgroup. These labels help identify and find the character; they do not prove a sender’s intended tone.

Accessibility and clear wording

For alt text, start with “A button (blood type).” Use clearer words when the emoji is only decoration, a metaphor, or slang.

Do not use this emoji as the only carrier of an emergency, deadline, consent decision, medical instruction, or other high-stakes message. The character is standardized, but Apple, Google, Microsoft, Samsung, and social platforms supply different artwork.