Definition of rule
- (noun) < Middle English rule < Old French riule < Vulgar Latin regula ("straight stick, bar, ruler, pattern") < regere ("to keep straight, direct, govern, rule").
- (verb) < Middle English rulen < Old French riuler < Latin regulare ("to regulate, rule") < regula ("a rule").
rule (plural rules)
- A regulation, law, guideline.
- A ruler; device for measuring, a straightedge, a measure.
- Something to keep order.
Terms derived from the noun "rule"
- golden rule
- rule of action
- rule of law
- rule of thumb
- silver rule
- slide rule
to rule (third-person singular simple present rules, present participle ruling, simple past and past participle ruled)
- To regulate, be in charge of, make decisions for, reign over.
- (slang, intransitive) To excel.
This game rules!
Terms derived from the verb "rule"
- Rule Britannia
- rule on
- rule out
- rule in Webster's Revised Unabridged Dictionary, G. & C. Merriam, 1913
- rule in The Century Dictionary, The Century Co., New York, 1911
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