Meanings
nounrule book (plural rule books)
plural rule books
- alternativeAlternative spelling of rulebook.
The not-for-profit organisation, whose primary purpose is to improve health and safety, publishes the railway Rule Book, along with standards for infrastructure, rolling stock and other aspects.
2022 April 20, “Network News: RSSB to explore new terms to replace 'pilotman'”, in RAIL, number 955, page 16
Synonyms & antonyms
nouna collection of rules or prescribed standards on the basis of which decisions are made
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Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
APA
rule book. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/rule%20book
MLA
“rule book.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rule%20book. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “rule book,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/rule%20book.
Source: rule book on Wiktionary, CC BY-SA 4.0.