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English definition of “wake-up call”

wake-up call

noun [C]  /ˈweɪkˌʌp ˌkɔl/ us  

wake-up call noun [C] (MORNING CALL)

a telephone call or signal to wake you in the morning, typically in a hotel

wake-up call noun [C] (SHOCKING EVENT)

a shocking event that changes the way many people think: Fish and Game officials got a wake-up call in a survey on wildlife-related issues.
(Definition of wake-up call from the Cambridge Academic Content Dictionary © Cambridge University Press)
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