Focus on the pronunciation of book
English definition of “book”
› [C] a set of pages in a cover that you read or write in: book about/on sth She is author of three books about criminal procedure. The company publishes an extensive range of books. children's/reference/self-help books an address book
books [plural] › ACCOUNTING the written records of money that a business has spent or received: At the end of the year, the accountant goes over the books. John kept the books and helped her run her business. → See also appointment book, bankbook, the Beige Book, the Blue Book, cash received book, duplicate book, log book, minute book, order book, paying-in book, plat book, purchase book, rule book, sales day book, sales returns book, statutory book
go by the book (also do sth by the book) › to do something exactly as the rules tells you: My lawyer always goes strictly by the book. This is a private deal - we don't have to do everything by the book.
on the books › employed by a company or officially belonging to an organization: There are 256 people on the books at the cement works. Carla is on the books of a modelling agency.