🇬🇧 en fr 🇫🇷

I know you are but what am I phraseologicalUnit

  • (rhetorical question, colloquial, childish) Assertion that an insult made by the party to whom the phrase is directed is actually true of that party, and not of the person using the phrase. Usually considered to be a playground taunt.
 c'est celui qui dit qui l'est, c'est celui qui dit qui y est
Wiktionary Links