at the crack of dawn

at the crack of dawn

Very early in the morning, when the sun rises (dawn). It's a long drive, so we'll have to leave at the crack of dawn if we want to get there on time.See also: crack, dawn, of

at the crack of dawn

 and at the break of dawnFig. at the earliest light of the day. Jane was always awake at the crack of dawn. The birds start singing at the break of dawn.See also: crack, dawn, of

at the crack of dawn

If you do something at the crack of dawn, you do it very early in the morning. I'm not used to getting up at the crack of dawn. We set off at the crack of dawn.See also: crack, dawn, of