A man raising one hand. ๐โโ๏ธ shows a man volunteering, answering, or asking to speak.
Men send it to say "I'm in," "I'll do it," or "quick question." It also works as a cheerful hello when joining a group thread, or as a reply to "who's free tonight?"
Facts
Man raising hand ๐โโ๏ธ is an emoji in the people and body category, under person gesture. It became part of the emoji standard in Emoji 4.0, released in 2016. It is a sequence that joins ๐ person raising hand and โ๏ธ male sign. Devices that do not know the sequence show those emoji side by side. It comes in five skin tones, from light to dark. On GitHub, Slack and other apps you can type it as :raising_hand_man: or :man_raising_hand:. People also look for it with words like โgestureโ, โhandโ, โhereโ, or โknowโ.