Definition of at the crack of dawn
- We got up at the crack of dawn to go fishing.
: to make a very sharp explosive sound
: to break, split, or snap apart
: fail: such as
: a loud roll or peal
: a sudden sharp noise
: a sharp witty remark : quip
: of superior excellence or ability
What made you want to look up at the crack of dawn? Please tell us where you read or heard it (including the quote, if possible).