Left-facing Fist on Reddit

What it signals here

upvote context

Left in comments to fist-bump a particularly good point or a well-written post, functioning like an informal award.

community use

Used in supportive subreddits like r/MentalHealthSupport or r/raisedbynarcissists to show solidarity with posters.

subreddit meaning

In sports subs it means team solidarity; in gaming subs it's a GG; in advice subs it's supportive encouragement.

karma context

Occasionally used humorously to 'fist-bump' karma milestones or to celebrate another user's achievement.

See it elsewhere