go and eat coke

dated slang A disrespectful expression of scorn or disdain; get lost. "Coke" in this usage refers to carbon fuel produced through the destructive distillation of coal or oil. The phrase was popularized by the novels and stories of Charles Hamilton (under the pseudonym Frank Richards). Primarily heard in UK. A: "You never do any chores around the house, you just leave them for the rest of us!" B: "Oh, go and eat coke, Charles! I don't have to listen to your crap." Then she told the boss to go and eat coke. Can you believe that! Would you go and eat coke already? You're just annoying all of us.