WordReference Random House Learner's Dictionary of American English © 2015
rule /rul/USA pronunciation
n., v., ruled, rul•ing.WordReference Random House Learner's Dictionary of American English © 2015
[countable] a principle guiding how one behaves, the way things are done, etc.:a rule in hockey saying to eject anyone fighting.
[countable] the customary occurrence, practice, etc.; the normal way something is done:Her being late is the rule rather than the exception.
amount of time ruling:in the days of foreign rule.
[countable] the code of regulations observed by a religious congregation.
Weights and Measuresruler (def. 2).ruler
to use power, authority, or influence over: [~ + object]to rule a kingdom.[no object]to rule for only a decade.
to decide in a court of law or by some authority; decree: [no object]How will the court rule?[~ + on + object]The court will rule on the matter at its next session.[~ + (that) clause]The court ruled that she could not keep her baby.
[~ + object] to mark with lines, esp. parallel straight lines, with the aid of a ruler:to rule paper.
[~ + object] to be superior in (a group), so as to hold influence over.
[~ + object] to influence or control:sometimes ruled by passion and not by logic.
rule out, to eliminate from thinking about; to decide to ignore: [~ + out + object]We can rule out the possibility of an overnight improvement in the economy.[~ + object + out]We can't rule it out completely.
- Idiomsas a rule, generally; usually:He's there by 7:30 as a rule.
rul•er /ˈrulɚ/USA pronunciation
- one who rules or governs, as a king, queen, president, etc.
- Weights and MeasuresAlso,rule. a strip of wood or other material that has a straight edge and is marked off in inches or centimeters, used for drawing lines and measuring.
Collins Concise English Dictionary © HarperCollins Publishers::
rule /ruːl/ n
- an authoritative regulation or direction concerning method or procedure, as for a court of law, legislative body, game, or other human institution or activity: judges' rules, play according to the rules
- the exercise of governmental authority or control: the rule of Caesar
- the period of time in which a monarch or government has power: his rule lasted 100 days
- a customary form or procedure; regular course of action: he made a morning swim his rule
- the rule ⇒ the common order of things; normal condition: violence was the rule rather than the exception
- a prescribed method or procedure for solving a mathematical problem, or one constituting part of a computer program, usually expressed in an appropriate formalism
- any of various devices with a straight edge for guiding or measuring; ruler: a carpenter's rule
- a printed or drawn character in the form of a long thin line
- another name for dash1: en rule, em rule
- a strip of brass or other metal used to print such a line
- a systematic body of prescriptions defining the way of life to be followed by members of a religious order
- an order by a court or judge
- as a rule ⇒ normally or ordinarily
Etymology: 13th Century: from Old French riule, from Latin rēgula a straight edge; see regulateˈrulable adj
- to exercise governing or controlling authority over (a people, political unit, individual, etc)
- (when tr, often takes a clause as object) to decide authoritatively; decree: the chairman ruled against the proposal
- (transitive) to mark with straight parallel lines or make one straight line, as with a ruler
- (transitive) to restrain or control
- (intransitive) to be customary or prevalent: chaos rules in this school
- (intransitive) to be pre-eminent or superior: football rules in the field of sport
- rule the roost, rule the roast ⇒ to be pre-eminent; be in charge
'rule' also found in these entries: