Man Tipping Hand on Reddit

What it signals here

upvote context

Comments ending in this emoji usually get upvoted when they're delivering a well-constructed, smugly correct response to someone's misinformation.

community use

Used in subreddits dedicated to drama, petty revenge, and 'am I the asshole' content where someone is presenting their obviously correct side of a story.

subreddit meaning

Common in r/PettyRevenge, r/ChoosingBeggars, r/MaliciousCompliance, and r/AmItheAsshole — typically used to signal 'and that's how I won.'

karma context

High-karma comments often use this emoji to punctuate a satisfying correction or a snarky but accurate observation about a post.

See it elsewhere