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
Besides those rule book changes, Canada’s film and TV awards this year will also feature top Canadian broadcasters CBC, Bell Media, and Corus partnering to simultaneously broadcast the final prize-giving on May 31 from Toronto.
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Etan Vlessing, HollywoodReporter, 25 Mar. 2026
The alliance is built on the political pledge that an attack on one ally must be met with a response from them all — the collective security guarantee enshrined in Article 5 of its rule book.
—Lorne Cook, Fortune, 1 Feb. 2026
For those curious, yes, the NBA’s rule book addresses situations such as Thursday’s in Chicago, when the Heat’s game against the Chicago Bulls was postponed because of condensation creating a court at the United Center deemed too slick.
—Ira Winderman, Sun Sentinel, 10 Jan. 2026
As always, consider this a framework rather than a rule book.
—Iman Balagam, Vogue, 6 Jan. 2026
See All Example Sentences for rule book
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Etan Vlessing, HollywoodReporter, 25 Mar. 2026
The alliance is built on the political pledge that an attack on one ally must be met with a response from them all — the collective security guarantee enshrined in Article 5 of its rule book.
—Lorne Cook, Fortune, 1 Feb. 2026
For those curious, yes, the NBA’s rule book addresses situations such as Thursday’s in Chicago, when the Heat’s game against the Chicago Bulls was postponed because of condensation creating a court at the United Center deemed too slick.
—Ira Winderman, Sun Sentinel, 10 Jan. 2026
As always, consider this a framework rather than a rule book.
—Iman Balagam, Vogue, 6 Jan. 2026
See All Example Sentences for rule book
Cite this Entry
“Rule book.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rule%20book. Accessed 29 Mar. 2026.
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