"Son, you've been moaning that you're hungry ages before tea, then barely touched your tea saying you're full, and now you're hungry again 20 minutes later. You can finish the tea that's still on the table."
Like, what's next? Is breakfast called grave digger's biscuits?
Jokes aside, what do you call all meals in a day? Where I am from, it goes breakfast for the first meal normally in the morning, then lunch for the second meal typically mid day, and then dinner/supper for the third meal normally towards the end of the day.
You're right, it's intentional; the North of England all gathered round one day and schemed up ways to very briefly confuse some people talking about their evening meal