• Two-Foot Rule. Two Fold
    Two-Foot Rule. Two Fold
  • WordNet 3.6
    • v rule keep in check "rule one's temper"
    • v rule decide with authority "The King decreed that all firstborn males should be killed"
    • v rule decide on and make a declaration about "find someone guilty"
    • v rule mark or draw with a ruler "rule the margins"
    • v rule exercise authority over; as of nations "Who is governing the country now?"
    • v rule be larger in number, quantity, power, status or importance "Money reigns supreme here","Hispanics predominate in this neighborhood"
    • v rule have an affinity with; of signs of the zodiac
    • n rule 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
    • n rule 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"
    • n rule a principle or condition that customarily governs behavior "it was his rule to take a walk before breakfast","short haircuts were the regulation"
    • n rule (mathematics) a standard procedure for solving a class of mathematical problems "he determined the upper bound with Descartes' rule of signs","he gave us a general formula for attacking polynomials"
    • n rule a rule or law concerning a natural phenomenon or the function of a complex system "the principle of the conservation of mass","the principle of jet propulsion","the right-hand rule for inductive fields"
    • n rule a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct "their principles of composition characterized all their works"
    • n rule any one of a systematic body of regulations defining the way of life of members of a religious order "the rule of St. Dominic"
    • n rule prescribed guide for conduct or action
    • n rule directions that define the way a game or sport is to be conducted "he knew the rules of chess"
    • n rule (linguistics) a rule describing (or prescribing) a linguistic practice
    • n rule dominance or power through legal authority "France held undisputed dominion over vast areas of Africa","the rule of Caesar"
    • n rule the duration of a monarch's or government's power "during the rule of Elizabeth"
    • ***

Additional illustrations & photos:

Lumberman's Board Rule Lumberman's Board Rule
double rule double rule
single rule single rule
Dond you know der rule of der river Dond you know der rule of der river
A Ruling Passion A Ruling Passion
The Ruling Passion The Ruling Passion

Webster's Revised Unabridged Dictionary
  • Interesting fact: From 1526 to 1707, the first six Mogul emperors of India ruled in unbroken succession from father to son
    • Rule (Print) A composing rule. See under Conposing.
    • Rule (Math) A determinate method prescribed for performing any operation and producing a certain result; as, a rule for extracting the cube root.
    • Rule (Gram) A general principle concerning the formation or use of words, or a concise statement thereof; thus, it is a rule in England, that s or es , added to a noun in the singular number, forms the plural of that noun; but “man” forms its plural “men”, and is an exception to the rule.
    • Rule A measuring instrument consisting of a graduated bar of wood, ivory, metal, or the like, which is usually marked so as to show inches and fractions of an inch, and jointed so that it may be folded compactly.
    • Rule A straight strip of wood, metal, or the like, which serves as a guide in drawing a straight line; a ruler.
    • Rule (Print) A thin plate of metal (usually brass) of the same height as the type, and used for printing lines, as between columns on the same page, or in tabular work.
    • Rule (Law) An order regulating the practice of the courts, or an order made between parties to an action or a suit.
    • Rule Conduct in general; behavior.
    • Rule Ordibary course of procedure; usual way; comon state or condition of things; as, it is a rule to which there are many exeptions.
    • Rule Systematic method or practice; as, my ule is to rise at six o'clock.
    • Rule That which is prescribed or laid down as a guide for conduct or action; a governing direction for a specific purpose; an authoritative enactment; a regulation; a prescription; a precept; as, the rules of various societies; the rules governing a school; a rule of etiquette or propriety; the rules of cricket. "We profess to have embraced a religion which contains the most exact rules for the government of our lives."
    • Rule The act of ruling; administration of law; government; empire; authority; control. "Obey them that have the rule over you.""His stern rule the groaning land obeyed."
    • Rule To control or direct by influence, counsel, or persuasion; to guide; -- used chiefly in the passive. "I think she will be ruled In all respects by me."
    • Rule To control the will and actions of; to exercise authority or dominion over; to govern; to manage. "A bishop then must be blameless; . . . one that ruleth well his own house, having his children in subjection."
    • Rule To establish or settle by, or as by, a rule; to fix by universal or general consent, or by common practice. "That's are ruled case with the schoolmen."
    • Rule To have power or command; to exercise supreme authority; -- often followed by over. "By me princes rule , and nobles.""We subdue and rule over all other creatures."
    • Rule (Com) To keep within a (certain) range for a time; to be in general, or as a rule; as, prices ruled lower yesterday than the day before.
    • Rule (Law) To lay down and settle a rule or order of court; to decide an incidental point; to enter a rule.
    • Rule To mark with lines made with a pen, pencil, etc., guided by a rule or ruler; to print or mark with lines by means of a rule or other contrivance effecting a similar result; as, to rule a sheet of paper of a blank book.
    • Rule (Law) To require or command by rule; to give as a direction or order of court.
    • Rule Uniform or established course of things.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: If Monaco's ruling house of Grimaldi should ever be without an heir (male or female), the country will cease to be a sovereign state.
    • n rule An instrument with an edge approximately straight, subserving purposes of measurement. A mere straight-edge is usually called a ruler. Rules are mostly of three kinds— those with a scale of long measure on the edge, parallel rules, and sliding rules. See ruler, and cut under caliper.
    • n rule A formula to which conduct must be conformed; a minor law, canon, or regulation, especially a regulation which a person imposes upon himself: as, the rules of whist.
    • n rule Specifically— In monasteries or other religious societies, the code of laws required to be observed by the society and its individual members: as, the rule of St. Benedict, the rule of St. Basil, etc.
    • n rule In law: A statement of a principle of law propounded as controlling or entitled to control conduct; the principle thus stated: as, the rule against perpetuities (see perpetuity, 3). In this sense some rules are statutory or constitutional—that is, created by or embodied in statutes or a constitution; some are common-law rules, as many of the rules of evidence; and some are equitable—that is, introduced by the courts of equity. More specifically, regulations (generally, if not always, promulgated in writing) prescribed by a court or judges for the conduct of litigation, being either general rules, applicable to whole classes of cases (commonly called rules of court), or particular rules, or orders in particular causes: as, a rule for a new trial, a rule nisi, etc.
    • n rule plural In American parliamentary law, the regulations adopted by a deliberative body for the conduct of its proceedings, corresponding to the standing orders of the British House of Commons.
    • n rule In grammar, an established form of construction in a particular class of words, or the expression of that form in words. Thus, it is a rule in English that s or es added to a noun in the singular number forms the plural of that noun; but man forms its plural men, and so is an exception to the rule.
    • n rule A form of words embodying a method for attaining a desired result; also, the method itself: as, the rules of art; especially, in arithmetic, the description of a process for solving a problem or performing a calculation; also, the method itself.
    • n rule The expression of a uniformity; a general proposition; especially, the statement that under certain circumstances certain phenomena will present themselves: as, failure is the general rule, success the exception.
    • n rule In law: Jail limits. See rules of a prison, below.
    • n rule The time and place appointed in a court, or in the office of its clerk, for entering rules or orders such as do not require to be granted by the court in term time. Hence the phrase at rules, at the session so appointed.
    • n rule Conformity to rule; regularity; propriety: as, to be out of rule.
    • n rule The possession and exertion of guiding and controlling power; government; sway; dominion; supreme command or authority.
    • n rule In printing, a thin strip of rolled brass, cut type-high, used for the printing of continuous lines. (See composing.) Rules are made in many forms; those in general use are shown here.
    • n rule In plastering, a strip of wood placed on the face of a wall as a guide to assist in keeping the plane surface.
    • n rule In musical notation, same as line, 2 .
    • n rule See def. 8.
    • n rule Synonyms Precept, etc. (see principle), law, regulation, formula, criterion, standard.
    • n rule Direction, regulation, dominion, lordship, authority, mastery, domination.
    • rule To make conformable to a rule, pattern, or standard; adjust or dispose according to rule; regulate; hence, to guide or order aright.
    • rule To settle as by a rule; in law, to establish by decision or rule; determine; decide: thus, a court is said to rule a point.
    • rule To have or exercise authority or dominion over; govern; command; control; manage; restrain.
    • rule To prevail on; persuade; advise: generally or always in the passive, so that to be ruled by is to take the advice or follow the directions of.
    • rule To dominate; have a predominant influence or effect upon or in.
    • rule To mark with lines by means of a ruler; produce parallel straight lines in, by any means: as, to rule a blank book. See ruled paper, under paper.
    • rule To mark with or as with the aid of a ruler or a ruling-machine: as, to rule lines on paper.
    • rule Any surface, as of paper or metal, upon which a series of parallel lines has been marked or cut.
    • rule Synonyms and Control, Regulate, etc. See govern.
    • rule To have power or command; exercise supreme authority.
    • rule To prevail; decide.
    • rule In law: To decide.
    • rule To lay down and settle a rule or order of court; order by rule; enter a rule.
    • rule In com., to stand or maintain a level.
    • n rule Revel; revelry.
    • rule To revel; be unruly. Halliwell (under reul).
    • n rule plural In ship-building, a book of one of the marine registration societies containing a systematic scheme of scantlings and rules for the construction of all types and sizes of vessels. The most important of these are Lloyd's rules (which see). Rules involving somewhat different systems are published by other societies, as the British Corporation rules, Bureau Veritas rules (French), Record of American and Foreign Shipping rules (United States), German Lloyd rules, etc.
    • n rule A carpenter's folding foot-rule, made in sections so arranged that it can be quickly adjusted for use as a yardstick (three feet) or as a four-foot rule or five-foot rule. Sometimes called a two-four rule, according to arrangement of sections. Rules of this type are sometimes called zigzag rules.
    • n rule ax + by + cz + … + lw = m
    • n rule a′ x + b′ y + c′ z + … + l′ w = m′
    • n rule in the bipartite case in the analytical theory of multipartite denumeration, or the enumeration of the partitions of multipartite numbers in combinatory analysis.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: Olympic badminton rules say that the bird has to have exactly fourteen feathers.
    • n Rule rōōl government: a principle: a standard: a statute, a maxim, formula, or order: an instrument used in drawing lines or making calculations mechanically: a minor law, something established for guidance and direction, esp. the regulations of monasteries, corporate societies, &c.: the limits of a prison (esp. in pl.): conformity to rule, uniformity: in American parliamentary law, the regulations adopted by a deliberative body for the regulation of its proceedings: : :
    • v.t Rule to dispose: to regulate: to dominate: to govern: to manage: to prevail upon: to settle as by a rule: to establish by decision: to determine, as a court: to mark with lines
    • v.i Rule to exercise power (with over): to decide: to lay down and settle: to stand or range, as prices
    • n Rule the determination by a judge, esp. an oral decision: the act of making ruled lines
    • n Rule rōōl revelry
    • v.i Rule to revel
    • n Rule rōōl (gram.) the expression of some established form of construction: the description of a process for solving a problem: a general proposition, as 'Failure is the rule, success the exception'
    • n Rule rōōl (law) an order regulating the court
    • n Rule rōōl (print.) a thin strip of rolled brass, cut type high, used for printing: in plastering, a strip of wood on the face of the wall as a guide to assist in keeping the plane surface
    • ***


  • Johann Friedrich Von Schiller
    “Appearance rules the world.”
  • Denis Waitley
    “You must welcome change as the rule but not as your ruler.”
  • Jeremy P. Johnson
    Jeremy P. Johnson
    “Every man wishes to rule the world. Unfortunately, the world rules every man.”
  • Warren Buffett
    “Rule No.1: Never lose money. Rule No.2: Never forget rule No.1.”
  • Thomas A. Edison
    “Hell, there are no rules here, we are trying to accomplish something.”
  • Oliver Wendell Holmes
    “Young men know the rules, but old men know the exceptions.”


As a rule - If you do something as a rule, then you usually do it.
Exception that proves the rule - This expression is used by many to indicate that an exception in some way confirms a rule. Others say that the exception tests the rule. In its original legal sense, it meant that a rule could sometimes be inferred from an exemption or exception. In general use, the first meaning predominates nowadays, much to the annoyance of some pedants.
Golden rule - The golden rule is the most essential or fundamental rule associated with something. Originally, it was not a general reference to an all purpose first rule applicable to many groups or protocols, but referred to a verse in the Bible about treating people they way you would want them to treat you, which was considered the First Rule of behavior towards all by all.
Rule of thumb - Rule of thumb means approximately.
Rule the roost - If someone rules the roost they are the boss. Example:There's no doubt who rules the roost in this house.


Webster's Revised Unabridged Dictionary
OE. reule, riule, OF. riule, reule, F. régle, fr. L. regula, a ruler, rule, model, fr. regere, rectum, to lead straight, to direct. See Right (a.), and cf. Regular
Chambers's Twentieth Century Dictionary
O. Fr. reule (Fr. règle)—L. regularegĕre, to rule.


In literature:

It is these substances therefore, that, as a rule, are alone added as manures.
"Manures and the principles of manuring" by Charles Morton Aikman
Further congresses were held in London (1862), and at York (1864), when a body of rules known as the "York Rules" was agreed to.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1" by Various
That is an excellent rule in its way, and very superior to an abstract rule which neglects or overrides experience.
"The English Utilitarians, Volume I." by Leslie Stephen
But my rule is, the good of the community before that of the individual; the good of the race before that of the community.
"Popular Education" by Ira Mayhew
The particular rules are determined by local conditions.
"Introduction to the History of Religions" by Crawford Howell Toy
The One Rule for the Use of Words.
"English: Composition and Literature" by W. F. (William Franklin) Webster
The Rules of Golf, so far as they are not at variance with these Special Rules, shall apply to Stroke Competitions.
"The Complete Golfer [1905]" by Harry Vardon
They called themselves Emperors and ruled over Britain alone, merely because they could not get more to rule over.
"A Student's History of England, v. 1 (of 3)" by Samuel Rawson Gardiner
As a rule his master is more afraid of him than he is of his master.
"British Socialism" by J. Ellis Barker
Of course this is subject to rule.
"A Handbook of the English Language" by Robert Gordon Latham

In poetry:

If Nature built by rule and square,
Than man what wiser would she be?
What wins us is her careless care,
And sweet unpunctuality.
"Nature And the Book" by Alfred Austin
When from thy bed thou first dost rise
Remember him, who rules the skies,
Nor from thy chamber stir abroad
'Till thou hast first ador'd thy God.
"Advice To A Youth" by Rees Prichard
I straight reply'd, thou know'st alone,
That brightest Cloe rules my breast,
I'll sing thee two instead of one
If thou'lt be kind and make me blest.
"Cupid's Promise - Paraphrased" by Matthew Prior
Thou, who shalt trace this bloody plain,
If goodness rules thy generous breast,
Sigh for the wasted rural reign;
Sign for the shepherds, sunk to rest!
"To The Memory Of The Brave Americans" by Philip Morin Freneau
Some beneath the further stars
Bear the greater burden:
Set to serve the lands they rule,
(Save he serve no man may rule),
Serve and love the lands they rule;
Seeking praise nor guerdon.
"A School Song" by Rudyard Kipling
To thee belongs the rural reign;
Thy cities shall with commerce shine:
All thine shall be the subject main,
And every shore it circles thine.
"Rule, Britannia, rule the waves;
Britons never will be slaves.
"Rule, Britannia! (With Variations)" by James Thomson

In news:

Mark Emmert and the NCAA passed a package of rule changes intended to crack down on rule- breakers .
The US Nuclear Regulatory Commission's ruling follows a recent court ruling.
Private equity marketing rules, schmarketing rules.
The debate over changing the rules of the Senate moved to federal court just blocks from the Capitol on Monday as US District Judge Emmet G Sullivan considered a legal challenge to the chamber's rules.
He said they can't appeal until there is a final ruling in the case, but said they would likely challenge the chancellor 's ruling that TSSAA is subject to the state's open records law.
She ruled the men who ruled the world, and Eye on LA got a sneak peek at the incredible artifacts (including jewelry.
Tom Izzo calls relaxed summer contact rules 'greatest rule the NCAA has come up with '.
The Indiana Supreme Court Disciplinary Commission brings charges against attorneys who have violated the state's rules for admission to the bar and Rules of Professional Conduct.
How could Moore expect anybody to follow his own rulings if he doesn't respect higher court rulings himself.
Only congress has the power to amend any of the FCC 's rules and some hope that they will hold hearings on this ruling.
Even as Democrats are pushing to change the rules of the Senate, a federal court plans to consider a legal challenge to the chamber's rules Monday.
In US religion the Golden Rule rules, Obama suggests.
The 2013 "You Write the Rules" World Tour invites fans to decide the rules of the game.
Two of the plane's bigger customers, delivery companies FedEx and UPS, plan to comply with the rule by installing warning lights, but they disagreed about the need for the rule.
COLUMBIA — While temperatures — and tempers — rise over heat advisories and the recent health care ruling, Jane Austen rules the conversation among 18 scholars in Tate Hall at MU.

In science:

Overlap between Celex and Fonilex after application of all transformation rules and C5.0 production rules.
Meta-Learning for Phonemic Annotation of Corpora
There is also a state for each rule, indicating what to do when the patterns of the rule have been matched.
From Syntactic Theories to Interpreters: A Specification Language and Its Compilation
The rule condition can be more complex if necessary; in our implementation, the rule condition is an arbitrary fragment of code in the language Tcl.
Modeling informational novelty in a conversational system with a hybrid statistical and grammar-based approach to natural language generation
Adjoint to the substitution rule γ → δ is the substitution rule δ → γ .
Gibbs and Quantum Discrete Spaces
By analogy with the inductive basis, we can see that q0 = q0i for some i; all rules (qj−1 , aj ) → qj belong to δi for the same i; qz ∈ Qf i ; and q ′ = ni (the non-terminal in the left hand side of the i-th rule in R).
Using Tree Automata and Regular Expressions to Manipulate Hierarchically Structured Data