"Throw shade" means the exact opposite of what I think it should.

[araminty]

@Staggerlee

I would have assumed it was a modern slang version of ‘taking umbrage’ with someone. Etymologically related to ‘umbrella’ too, making it appropriate for Rihanna in that above link.

I was just rereading Mansfield Park and noticed the phrase “throwing a shade” used in almost the modern parlance. This librarian noticed the same: Has Anyone Acknowledged That "Throwing Shade" Is...

[RTFirefly]

@Mean_Mr.Mustard

Or “do me a gas”.

Unless your friend is Jumping Jack Flash.