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English definition of “fool”

fool

verb     /fuːl/
B2 [I or T] to trick someone: Don't be fooled by his appearance. She said she was doing it to help me but I wasn't fooled. Tim was fooled into believing that he'd won a lot of money.Cheating and trickingPlotting and trapping you could have fooled me! informal used to tell someone that you do not believe what they have just said: "Really, I'm very happy." "You could have fooled me."Not believing
(Definition of fool verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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