Usually said by a lad over text. Meaning they agree with you or are being sarcastic and boring. Used in northern England by the underage drinkers. Sometimes spelled as ‘ryts’.
Micheal- "Hey did you hear about that new meme going around about how women don't have rights."
Jackson- "What do you mean meme? We all know women don't have rights."
Just about everything in the Constitution and Bill of Rights is an authoritative source telling everyone that didn't write it what their rights will be for the next hundred years or so. Most people have never really had any true rights, billionaires have rights, they do what they want to do.