#1 rule n. [regulation] a principle or condition that customarily governs behavior; "it was his rule to take a walk before breakfast"; "short haircuts were the regulation". wn
#2 rule n. [convention, normal, pattern, formula] something regarded as a normative example; "the convention of not naming the main character"; "violence is the rule not the exception"; "his formula for impressing visitors". wn
#3 rule v. [govern] exercise authority over; as of nations; "Who is governing the country now?". wn
#4 rule n. [prescript] prescribed guide for conduct or action. wn
#5 rule v. [decree] decide with authority; "The King decreed that all firstborn males should be killed". wn
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