The π °οΈ emoji represents the letter A in a red square. It is often used to indicate a first option, an A grade, or as a symbol for something top-tier.
Usage example
I got an π °οΈ on my test!
I'll go with option π °οΈ
βοΈ TechnicalβΌ
Unicode1F170-FE0F
Shortcodes:a:
NameNEGATIVE SQUARED LATIN CAPITAL LETTER A (CLDR)