The circled M emoji shows the uppercase letter M in a circle. This symbol is generally used at metro stations. You can also use it when you want to express the letter M.
NOTE: Circled M was accepted in 1993 as part of Unicode 1.1 under the name “Circled Latin Capital Letter M” and labeled as Emoji 1.0 in 2015.
Ⓜ️ Ⓜ Circled M
Ⓜ️ Ⓜ Metro
Ⓜ️ Circled M
Ⓜ️ Circled Latin Capital Letter M
:m: (Github, Slack)Circled M Emojiemoji copy and pasteemoji meaningⓂ️