eat your words
eat (one's) words
To retract, regret, or feel foolish about what one has previously said. You think I can't get an A in this class, but I'll make you eat your words when we get our report cards! After my negative prediction for the season, I certainly ate my words when the team started out undefeated.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
eat your words
COMMON If someone has to eat their words, they have to admit that an opinion that they stated publicly has now been proved wrong. He was very doubtful about our chances of success but he'll be eating his words now. The company's chairman has had to eat his words about the company being recession-proof.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
eat your words
retract what you have said, especially when forced to do so.Farlex Partner Idioms Dictionary © Farlex 2017
eat your ˈwords
be forced to admit that what you have said before was wrong: Nick told everyone that he’d be picked for the team, but when he wasn’t chosen he had to eat his words.Farlex Partner Idioms Dictionary © Farlex 2017