Rule or ruling may refer to:

Education

Royal University of Law and Economics The Royal University of Law and Economics (RULE) is one of the oldest higher educational institutions in Cambodia. RULE was established in 1949 as the National Institute of Law, Politics and Economics. In 2003, the institution was officially deem ...

(RULE), a university in Cambodia

Human activity

* The exercise of

political Politics (from , ) is the set of activities that are associated with making decisions in groups, or other forms of power relations among individuals, such as the distribution of resources or status. The branch of social science that studie ...

or personal control by someone with authority or power *

Business rule A business rule defines or constrains some aspect of business. It may be expressed to specify an action to be taken when certain conditions are true or may be phrased so it can only resolve to either true or false. Business rules are intended to ass ...

, a rule pertaining to the structure or behavior internal to a business * School rule, a rule that is part of school discipline * Sport rule, a rule that defines how a sport is played *

Game rule A game is a structured form of play, usually undertaken for entertainment or fun, and sometimes used as an educational tool. Many games are also considered to be work (such as professional players of spectator sports or games) or art (suc ...

, a rule that defines how a game is played *

Moral A moral (from Latin ''morālis'') is a message that is conveyed or a lesson to be learned from a story or event. The moral may be left to the hearer, reader, or viewer to determine for themselves, or may be explicitly encapsulated in a maxim. A ...

, a rule or element of a moral code for guiding choices in human behavior *

Norm (philosophy) Norms are concepts ( sentences) of practical import, oriented to affecting an action, rather than conceptual abstractions that describe, explain, and express. Normative sentences imply "ought-to" types of statements and assertions, in distinction ...

, a kind of sentence or a reason to act, feel or believe *

Rule of thumb In English, the phrase ''rule of thumb'' refers to an approximate method for doing something, based on practical experience rather than theory. This usage of the phrase can be traced back to the 17th century and has been associated with various t ...

, a principle with broad application that is not intended to be strictly accurate or reliable for every situation *

Unspoken rule Unwritten rules (synonyms: Unspoken rules) are behavioral constraints imposed in organizations or societies that are not typically voiced or written down. They usually exist in unspoken and unwritten format because they form a part of the logical ...

, an assumed rule of human behavior that is not voiced or written down *

Slide rule The slide rule is a mechanical analog computer which is used primarily for multiplication and division, and for functions such as exponents, roots, logarithms, and trigonometry. It is not typically designed for addition or subtraction, which i ...

, a mechanical analog computer

Science

Rule of inference In the philosophy of logic, a rule of inference, inference rule or transformation rule is a logical form consisting of a function which takes premises, analyzes their syntax, and returns a conclusion (or conclusions). For example, the rule of in ...

or transformation rule, a term in logic for a function which takes premises and returns a conclusion *

Phrase structure rule Phrase structure rules are a type of rewrite rule used to describe a given language's syntax and are closely associated with the early stages of transformational grammar, proposed by Noam Chomsky in 1957. They are used to break down a natural lang ...

or rewrite rule, used in some theories of linguistics * "Rule ''X''"

elementary cellular automaton In mathematics and computability theory, an elementary cellular automaton is a one-dimensional cellular automaton where there are two possible states (labeled 0 and 1) and the rule to determine the state of a cell in the next generation depends ...

, where X is a number between 0-255 characterizing a specific model (e.g. ''Rule 110'') *

Ruler A ruler, sometimes called a rule, line gauge, or scale, is a device used in geometry and technical drawing, as well as the engineering and construction industries, to measure distances or draw straight lines. Variants Rulers have long ...

, or "rule"; a distance measuring device *

Phonological rule A phonological rule is a formal way of expressing a systematic phonological or morphophonological process or diachronic sound change in language. Phonological rules are commonly used in generative phonology as a notation to capture sound-related ...

Social norm Social norms are shared standards of acceptable behavior by groups. Social norms can both be informal understandings that govern the behavior of members of a society, as well as be codified into rules and laws. Social normative influences or soc ...

, explicit or implicit rules used within society or by a group

Law and government

Advance tax ruling An advance tax ruling is a tool for multinational corporations and for individual taxfilers for clarifying and conforming particular taxation arrangements. A written interpretation of tax laws is issued by tax authorities to corporations and indivi ...

, a tool for conforming taxation arrangements *

Court order A court order is an official proclamation by a judge (or panel of judges) that defines the legal relationships between the parties to a hearing, a trial, an appeal or other court proceedings. Such ruling requires or authorizes the carrying out of ...

, a decision by a court *

Government A government is the system or group of people governing an organized community, generally a state. In the case of its broad associative definition, government normally consists of legislature, executive, and judiciary. Government is a ...

* In

rulemaking In administrative law, rulemaking is the process that executive and independent agencies use to create, or ''promulgate'', regulations. In general, legislatures first set broad policy mandates by passing statutes, then agencies create more deta ...

by the federal government of the United States, a regulation mandated by Congress, but written or expanded upon by the executive branch *

Law Law is a set of rules that are created and are enforceable by social or governmental institutions to regulate behavior,Robertson, ''Crimes against humanity'', 90. with its precise definition a matter of longstanding debate. It has been vari ...

, which may informally be called a "rule" * Military rule, governance by a military body *

Monastic rule A religious order is a lineage of communities and organizations of people who live in some way set apart from society in accordance with their specific religious devotion, usually characterized by the principles of its founder's religious practi ...

, a collection of precepts that guides the life of monks or nuns in a religious order *

Procedural law Procedural law, adjective law, in some jurisdictions referred to as remedial law, or rules of court, comprises the rules by which a court hears and determines what happens in civil, lawsuit, criminal or administrative proceedings. The rules are ...

, a ruleset governing the application of laws to cases *

Rule of law The rule of law is the political philosophy that all citizens and institutions within a country, state, or community are accountable to the same laws, including lawmakers and leaders. The rule of law is defined in the ''Encyclopedia Britannica ...

, government based not on arbitrary decisions of officials but on laws

Geography

Rule, Arkansas Rule is an unincorporated community in Carroll County, Arkansas Carroll County is a county located in the U.S. state of Arkansas. As of the 2020 census, the population was 28,260. The county has two county seats, Berryville and Eureka Spring ...

Rule, Texas Rule is a town in Haskell County, Texas, United States. The population was 636 at the 2010 census, down from 698 at the 2000 census. The community was named for W. A. Rule, a railroad man. Geography Rule is in western Haskell County at the int ...

Literature

* ''

The Rules ''The Rules: Time-tested Secrets for Capturing the Heart of Mr. Right'' is a self-help book by Ellen Fein and Sherrie Schneider, originally published in 1995. The book suggests rules that a woman should follow in order to attract and marry the ma ...

'', bestselling self-help book * ''Rules'' (novel), 2007 Newbery Honor book by Cynthia Lord * "

The Rulers ''The Rulers'' is a golden age science fiction short story by A. E. van Vogt, originally published in ''Astounding'' in March 1946. It was included in several anthologies, including 1952's '' Destination: Universe!''. Plot Dr. Alexander Latham i ...

", a science fiction short story by A. E. van Vogt

Music

Ja Rule Jeffrey Bruce Atkins (born February 29, 1976), better known by his stage name Ja Rule (), is an American rapper and actor. Born and raised in New York City, he debuted in 1999 with ''Venni Vetti Vecci'' and its lead single "Holla Holla". Durin ...

(born 1976), hip hop artist

Albums

* '' R.U.L.E.'', by Ja Rule, 2004 * ''Rule'', by Anna Tsuchiya, 2010 * ''Rules'' (album), by the Whitest Boy Alive, 2009 * ''Rules'', by

First Blood ''First Blood'' (also known as ''Rambo: First Blood'') is a 1982 American action film directed by Ted Kotcheff, and co-written by Sylvester Stallone, who also stars as Vietnam War veteran John Rambo. It co-stars Richard Crenna as Rambo's mentor ...

, 2017 * ''Rules!'', by

Manila Luzon Karl Philip Michael Westerberg, better known by the stage name Manila Luzon (born August 10, 1981), is an American drag queen, recording artist, comedian and reality television personality. Luzon came to international attention as a contestant on ...

, 2019

Songs

* "Rule" (Nas song), 2001 * "Rule"/"Sparkle", a double A-side by Ayumi Hamasaki, 2009 * "Rule", by X Ambassadors from '' Orion'', 2019 * "Rules" (Doja Cat song), 2019 * "Rules" (KMFDM song), 1996 * "Rules", by Shakira from ''

Laundry Service ''Laundry Service'' ( es, Servicio de Lavandería) is the fifth studio album and first English-language album by Colombian singer Shakira, globally released on 13 November 2001 by Epic Records. It is her first album to be primarily recorded in E ...

'', 2001

Other uses

* Rule (surname) * ''The Rule'' (film), a 2014 American documentary * ''Ruler'' (film), a 2019 Telugu-language film * '' Rules: Pyaar Ka Superhit Formula'', a 2003 Bollywood film * rule: a snippet of code which can perform

email filtering Email filtering is the processing of email to organize it according to specified criteria. The term can apply to the intervention of human intelligence, but most often refers to the automatic processing of messages at an SMTP server, possibly appl ...

* Rule (horse) (born 2007), American racehorse * Rules (restaurant), upscale English restaurant in London * '' Rules!'', a 2014 iOS video game * "Rule #1" (''Batwoman'') * Rule (Bosnia and Herzegovina), political party