B button (blood type) 🅱️

Meaning

The B Button emoji 🅱️ features a white capital letter B inside a bright red square. While its official design represents the Type B blood group, it has evolved into a popular internet meme used to emphasize specific words or replace letters in a playful, stylized way.

People use this emoji to indicate their blood type in medical contexts, reference various internet memes and "deep-fried" humor, represent the second letter of the alphabet, or signify a specific button on a gaming controller during casual discussions.

Keywords

b button emoji, blood type b emoji, 🅱️ meaning, red b symbol, letter b emoji, blood group icon, internet meme b emoji

• Category: Symbols and Signs
• Added: Oct 26, 2025