n.
1.a principle or condition that customarily governs behavior
2.something regarded as a normative example
3.prescribed guide for conduct or action
4.(linguistics) a rule describing (or prescribing) a linguistic practice
5.a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct
6.a rule or law concerning a natural phenomenon or the function of a complex system
7.the duration of a monarch's or government's power
8.dominance or power through legal authority
9.directions that define the way a game or sport is to be conducted 10.any one of a systematic body of regulations defining the way of life of members of a religious order 11.(mathematics) a standard procedure for solving a class of mathematical problems 12.measuring stick consisting of a strip of wood or metal or plastic with a straight edge that is used for drawing straight lines and measuring lengths rule v.
1.exercise authority over
2.decide with authority
3.be larger in number, quantity, power, status or importance
4.decide on and make a declaration about
5.have an affinity with
6.mark or draw with a ruler
7.keep in check
