rule book

noun

: a book that contains the official set of rules that must be followed in a game, job, etc.

always carries the rule book in his back pocket to every game

also : the rules in such a book

The rule book says that once the puck fully crosses the line it is a goal.

—often used figuratively

He's a maverick when it comes to decorating, throwing away the rule book.

Examples of rule book in a Sentence

Recent Examples on the Web

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Schools are already planning to implement the revenue-sharing system for the 2025-26 school year and the NCAA is preparing to re-write its rule book to accommodate a more professionalized model for college sports. —

Ralph D. Russo, The Athletic, 17 Jan. 2025 According to the rule book, the inspector continues to keep an eye out during the game. —

Noelle Alviz-Gransee, Kansas City Star, 16 Jan. 2025 An incomplete pass results in a loss of down, and the ball returns to the previous spot, the rule book states. —

Kendrick Calfee, Kansas City Star, 15 Jan. 2025 Sanders read and reread the rule book and took the same weekly rules test as the league’s officials. —

Dan Woike, Los Angeles Times, 25 Dec. 2024 See all Example Sentences for rule book