American English

Definition of Walter Mitty noun from the Oxford Advanced American Dictionary


Walter Mitty

NAmE//ˌwɔltər ˈmɪt̮i//
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a person who imagines that their life is full of excitement and adventures when it is in fact just ordinary My client is very much a Walter Mitty character. I was living in a sort of Walter Mitty world. From the name of the main character in James Thurber's story The Secret Life of Walter Mitty.
See the Oxford Advanced Learner's Dictionary entry: Walter Mitty