A: Morning! You’re early at the office today. Why do you look worried?

B: Morning, Dave. Sorry I just broke your favorite coffee cup. It fell to the floor when I was looking for some documents on the shelf.

A: Oh, you’re toast, eh!

B: I’m very sorry and I will make it up to you. I can buy you a similar cup.

Note: According to urbandictionary.com, it’s a saying used by Canadians to indicate that the person being addressed is in deep trouble. Usually, but not always, it is the person uttering the phrase who is offering trouble to the one being addressed.