eat someone's lunch

动词 v.
英 /ˈiːt ˌsʌmwʌnz ˈlʌnt͡ʃ/|/-ˈlʌnʃ/    美 /ˈit ˌsʌmwʌnz ˈlʌnt͡ʃ/|/-ˈlʌnʃ/

英文释义

动词 v.
  1. To best or defeat someone thoroughly; to make short work of. US,idiomatic,slang
    — So in a classic it-ain't-broke-so-let's-fix-it-anyway move, some of our managers and salespeople began complaining that it wasn't written for Windows. […] If we didn't rewrite for Windows, they insisted, our competitors would eat our lunch!

词形变化

eats someone's lunch present,singular,third-person eating someone's lunch participle,present ate someone's lunch past eaten someone's lunch participle,past

词源

Possibly from the idea of a stronger or quicker person snatching away and eating another person’s lunch before they can consume it.
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