Word.ws English Dictionary

cardinal rules

cardinal rules is the plural of cardinal rule.

Meaning of cardinal rule

Noun

cardinal rule (plural cardinal rules)

  1. A fundamental rule, upon which other matters hinge.
    • Obviously they were well aware of the cardinal rule of being a college freshman: all's fair in innocent prankage.2011, John Randall Tabor, Homer Is Where the Heart Is, page 132

Questions about cardinal rules

What is cardinal rules the plural of?
Cardinal rules is the plural of cardinal rule.

Words near cardinal rules in the dictionary

  1. cardinal point
  2. cardinal points
  3. cardinal red
  4. cardinal reds
  5. cardinal rule
  6. cardinal rules
  7. cardinal sin
  8. cardinal sins
  9. cardinal spider
  10. cardinal spiders
  11. cardinal spline

Source and license

Adapted from Wiktionary: cardinal rules (page history and authors); cardinal rule (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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