Jun 18, 2026 · The meaning of RULE is a prescribed guide for conduct or action. How to use rule in a sentence. Synonym Discussion of Rule.

Ruler or "rule"; a distance measuring device Slide rule, a mechanical analog computer Rule of inference or transformation rule, a term in logic for a function which takes premises and returns a conclusion …

RULE meaning: 1. an accepted principle or instruction that states the way things are or should be done, and tells…. Learn more.

RULE definition: 1. an accepted principle or instruction that states the way things are or should be done, and tells…. Learn more.

A rule is a regulation or direction for doing some particular activity. If you have a "no shoes" rule at your house, it means everyone has to take them off at the door.

5 days ago · rule (third-person singular simple present rules, present participle ruling, simple past and past participle ruled) (transitive, stative) To regulate, be in charge of, make decisions for, reign over.

rule (ro̅o̅l), n., v., ruled, rul•ing. n. a principle or regulation governing conduct, action, procedure, arrangement, etc.: the rules of chess. the code of regulations observed by a religious order or …

20 meanings: 1. an authoritative regulation or direction concerning method or procedure, as for a court of law, legislative.... Click for more definitions.

rule definition: principle or regulation governing conduct, action, or procedure. Check meanings, examples, usage tips, pronunciation, domains, and related words ...

Definition of rule noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.