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you could've fooled me

INFORMAL
This page is about the conversational phrase you could've fooled me

Meaning

You can say this if you don't believe or accept what someone has just told you.

For example

  • "I study really hard, Dad."
    "You could've fooled me! Every time I go into your room, you're playing computer games."

  • "I never waste money, darling. You know that."
    "You could've fooled me! Six hundred dollars for a pair of shoes?"

Quick Quiz

I said, "I love books," and Ruby said, "You could've fooled me!

a. I've never seen you read one."

b. You're reading all the time."

c. You read more than I do."

Contributor: Matt Errey