*✅10 Book-Related Idioms and Their Meanings* *1. A closed book –* Something that is completely finished and no longer relevant. *2. An open book –* A person who is easy to understand because they have no secrets. *3. Read someone like a book –* To easily understand what someone is thinking or feeling. *4. The oldest trick in the book –* A well-known dishonest method that has been used many times before. *5. In someone’s good books –* To be in someone’s favor or have their approval. *6. By the book –* To do something strictly according to the rules or guidelines. *7. Bring someone to book –* To hold someone accountable or punish them for their actions. *8. Take a leaf out of someone’s book –* To imitate someone’s actions because they are successful. *9. Don’t judge a book by its cover –* Do not form an opinion about someone or something based only on appearance. *10. Cook the books –* To manipulate financial records dishonestly, often for personal gain.