eat the book
When you get caught in a lie and you actually go through with the stupid promise you made, like eating your own book because you’re too embarrassed to back down.
Matthew said he’d eat his book if Labour got 38%, and when they got 40%, he had no choice but to chomp down on that book like it was a bad relationship.
I said I’d eat my book if I failed math, and now I’m chewing on it like it’s my ex.
My teacher told me to eat my book if I didn’t finish my homework, and I’m currently gnawing on it like it’s a revenge meal.