“born yesterday”

We have one entry that includes the term born yesterday.

wasn't born yesterday

idiom

—used to say that someone is unlikely to believe something that is not true or to trust someone who is not trustworthy

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Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
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naughty or nice
Are you naughty or nice? Quiz He's making a quiz, and checking it twice...