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English definition of “uh-oh”

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uh-oh

exclamation  /ˈʌˌoʊ/ infml us  
the written form of the sound that people sometimes make when they have made a mistake or when something bad has happened: Uh-oh, I think I just locked my keys in the car.
(Definition of uh-oh from the Cambridge Academic Content Dictionary © Cambridge University Press)
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