at the crack of dawn Meaning in the Cambridge English Dictionary
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Meaning of “at the crack of dawn” in the English Dictionary

"at the crack of dawn" in British English

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at the crack of dawn

C2 very early in the ​morning, ​especially at the ​time when the ​sun first ​appears: We'll have to ​leave at the crack of ​dawn.
(Definition of at the crack of dawn from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “at the crack of dawn”
in Chinese (Simplified) 大清早,黎明,破晓时分…
in Chinese (Traditional) 大清早,黎明,破曉時分…
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