Define So True Bestie Meaning

So True Bestie
Used to mockingly agree with someone who has absolutely no idea what they’re talking about / just said something so dumb it’s not even worth arguing with them.

White girl on Twitter: omg thank god Biden was elected!! Now we don’t have a rapist white supremacist in the White House! Imperialism and racism are officially over!! 🤩

Person: so true bestie
By Florie