Definition, Meaning & Synonyms

who is someone kidding

idiom
/huː ɪz ˈsʌmˌwʌn ˈkɪdɪŋ/
Definition
A rhetorical phrase used to express disbelief or skepticism about what someone has said or done, suggesting that the statement is not credible or should not be taken seriously.
Examples
  • “Oh, you think you’re going to win the game all by yourself? Who are you kidding?”
  • “She claims she’s an expert in cooking, but who is she kidding? She can barely boil an egg!”
Meaning
This phrase implies that the speaker doubts the truthfulness or sincerity of someone else’s words or actions. It often conveys a sense of incredulity or mockery.
Synonyms
  • Who are you fooling?
  • Who do you think you are kidding?
  • Are you serious?