An accepted principle or instruction that states the way things are or should be done, and tells…. Learn more. Definition of rule noun in oxford advanced learner's dictionary.

Define rule. Rule synonyms, rule pronunciation, rule translation, english dictionary definition of rule. Governing power or its possession or use; The duration of such power. A principle or regulation governing conduct, action, procedure, arrangement, etc. See examples of rule used in a sentence. To settle as by a rule;

A principle or regulation governing conduct, action, procedure, arrangement, etc. See examples of rule used in a sentence. To settle as by a rule; In law, to establish by decision or rule; Thus, a court is said to rule a point. To have or exercise authority or dominion over; A rule is a statement telling people what they should do in order to achieve success or a benefit of some kind. An important rule is to drink plenty of water during any flight. By and large, the rules for healthy …

To have or exercise authority or dominion over; A rule is a statement telling people what they should do in order to achieve success or a benefit of some kind. An important rule is to drink plenty of water during any flight. By and large, the rules for healthy …