Man Gesturing OK: Dark Skin Tone on Reddit

What it signals here

upvote context

Posted as a reply to signal ironic or genuine agreement with an absurd or obvious statement

community use

Used in diversity-focused subreddits to affirm representation in emoji sets and media

subreddit meaning

In r/BlackPeopleTwitter and similar subs, used authentically to represent and affirm; in others used ironically

karma context

Low karma generator on its own; usually appears embedded in longer comedic or affirmational comments

See it elsewhere