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

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
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