After pointing out his teacher's mistake, he smiled 'like the cat that ate the canary'.
The failure of his business has 'eaten away at' his confidence.
I thought the speech was stupid, but the audience 'ate it up'.
(..) And then they weren't. And then they weren't. "They held each other close and turned their backs upon the end. and the black that ate the skies; The flames that shot so high and hot that even dragons burned; Would never be the final sights (..)2015 TvShow: Game of Thrones Title: Kill the Boy Season: 5 Episode 5