eat someone for breakfast
US /iːt ˈsʌm.wʌn fɔːr ˈbrek.fəst/
UK /iːt ˈsʌm.wʌn fɔːr ˈbrek.fəst/

1.
manger tout cru, battre facilement
to easily defeat or overcome someone, especially in a competition or argument
:
•
Our team is so strong, we're going to eat them for breakfast in the championship.
Notre équipe est si forte, nous allons les manger tout crus au championnat.
•
Don't worry about the interview; you'll eat him for breakfast.
Ne t’inquiète pas pour l’entretien ; tu vas le manger tout cru.