crack a book
crack a book {v. phr.}, {slang}
To open a book in order to study. — Usually used with a negative.
John did not crack a book until the night before the exam.
Many students think they can pass without cracking a book.
Categories:
Source: A Dictionary of American Idioms
An client error occurred: Error calling GET https://www.googleapis.com/youtube/v3/search?part=id%2Csnippet&q=%22crack+a+book%22&maxResults=4&videoEmbeddable=true&videoSyndicated=true&safeSearch=strict&type=video&key=AIzaSyCfLRuAZZNAQm6a5uDzgY-Tt668bxsppCs: (403) The request cannot be completed because you have exceeded your <a href="/youtube/v3/getting-started#quota">quota</a>.