Rule

Look up rule or ruling in Wiktionary, the free dictionary.

Rule and ruling usually refers to standards for activities. They may refer to:

Human activity [edit]

Business rule, a rule pertaining to the structure or behavior internal to a business
School rule, rules part of school discipline
Sport rule, rule that defines how a sport is played
Game rule, rule that defines how a game is played
Moral, a rule or element of a moral code for guiding choices in human behavior
Monasticism, or Monastic Rule, the document giving the way of life to be led by the members of the varying Religious Orders in the Catholic Church and other Christian groups which follow a monastic way of life
Norm (philosophy), a kind of sentence or a reason to act, feel or believe
Rule of thumb, a principle with broad application that is not intended to be strictly accurate or reliable for every situation
Unspoken rule, an assumed rule of human behavior that is not voiced or written down

Norm (sociology), a term in sociology describing explicit or implicit rules used within society or by a group (i.e. social norms)
Rule of inference or transformation rule, a term in logic for a function which takes premises and returns a conclusion
"Rule X" elementary cellular automaton, where X is a number between 0-255 characterizing a specific model (e.g. Rule 110)
Ruler, or "rule"; a distance measuring device

Law, which may informally be called a "rule"
Government
Rule of law, government that consists of rule not by one person but by laws, as in a democratic republic; no one person can rule and even top government officials are under and ruled by the law. In addition to this, in such a government, laws cannot be enacted which would undermine the rule of law via the setup of separate frameworks of rules for separate subsets of the population.
Ruler, a monarch, the person who rules a country
Procedural law, a ruleset governing the application of laws to cases
Court order, a decision by a court
Military rule, governance by a military body
Monastic rule, a collection of precepts that guides the life of monks or nuns in a religious order
In rulemaking by the federal government of the United States, a regulation mandated by Congress, but written or expanded upon by the executive branch

Albert Leroy Rule, World War I documentary film producer & director
Ann Rule (b.1935), American true crime writer.
Bert L. Rule (1891–1878), Tin Pan Alley composer & arranger
Bob Rule (b.1944), American basketball player
Christopher Rule (1895-1983), American comic book artist
Elton Rule (1916—1990), American television executive
Gilbert Rule (c.1629-1701), Principal of Edinburgh University
Glenn Rule (b.1989, Birkenhead ), English soccer player
Ja Rule (b.1976), American rapper, singer and actor
Jack Rule, Jr. (b.1938), American professional golfer
Jane Rule (1931–2007), Canadian writer
Janice Rule (1931–2003), American actress
Margaret Rule (b.1928), English underwater archaeologist
Stan Rule (b.1924), Australian rules footballer
Stephen Rule (b.1952), English Rugby Union and Rugby League player and coach
Wendy Rule, Australian musical artist
William Rule (American editor) (1839–1928), American newspaper editor and politician