# 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 bookThe

—often used figuratively *rule book*says that once the puck fully crosses the line it is a goal.He's a maverick when it comes to decorating, throwing away the

*rule book*.Love words? Need even more definitions?

Merriam-Webster unabridged
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