This black square button emoji depicts a gray or black square inside a bigger black one. This symbol is used when we are talking about geometry and squares. It is also used to indicate color.
NOTE: Black Square Button was accepted in 2010 as part of Unicode 6.0 and in 2015 labeled as Emoji 1.0.
🔲 Black Square Button
:black_square_button: (Github, Slack)Black Square Button Emojicopy & paste emojiemojiemoji copy and pasteemoji meaning🔲