Rat on Reddit

What it signals here

upvote context

Upvoted in comments calling out snitches, traitors, or hypocrites in community drama threads.

community use

Heavy use in r/PublicFreakout, r/AmITheAsshole, and r/relationship_advice when labeling a betrayer.

subreddit meaning

In r/AskReddit and r/TIFU, used humorously when someone confesses to ratting out a friend.

karma context

A high-karma comment of just 🐀 on an exposé post signals community agreement that someone is a snitch.

See it elsewhere