you could have fooled me
(you) could have fooled me
Really? I thought the opposite was true. A: "This neighborhood has really improved in recent years—it's quite popular now." B: "Wow. With all the boarded-up buildings, you could have fooled me." Maria is shy? Could have fooled me. She was talking all night.
See also: could, fool, have
Farlex Dictionary of Idioms.
you could have fooled me
People say you could have fooled me to show that it does not seem to you that something is true. `I came here to apologize.' — `You could have fooled me.' Car makers are supposed to be bringing their prices down. Well, you could have fooled me.
See also: could, fool, have
Collins COBUILD Idioms Dictionary, 3rd ed.
- (you) could have fooled me
- could have fooled me
- you could have fooled me!
- coulda
- (you) coulda fooled me
- Who can say?
- Who can tell?
- at the back of beyond
- Who's to say?
- somewhere to hang hat