n.1. A polygon having four equal sides and four equal angles.2. Something having an equal-sided rectangular form: a square of cloth.3. A T-shaped or L-shaped instrument for drawing or testing right angles.4. Mathematics The product obtained when a number or quantity is multiplied by itself: 49 is the square of 7.5. Games Any of the quadrilateral spaces on a board, as in chess.6. a. Abbr. Sq. An open, usually four-sided area at the intersection of two or more streets, often planted with grass and trees for use as a park.b. A rectangular space enclosed by streets and occupied by buildings; a block.7. The flower bud of a cotton plant, with three bracts surrounding the unopened flower in a pyramidal structure.8. Slang A person who is regarded as dull, rigidly conventional, and out of touch with current trends.adj. squar·er, squar·est 1. Having four equal sides and four right angles.2. Forming a right angle.3. In alignment or flush: Put the paper square with the edge of the desk.4. a. Abbr. sq. Expressed in units measuring area: square feet.b. Having a specified length in each of two equal dimensions: a room that is 12 feet square.5. Having a base that is a square: a square pyramid.6. Nautical Set at right angles to the mast and keel. Used of the yards of a square-rigged ship.7. Approximately rectangular and equilateral in cross section: a square house.8. Characterized by blocklike solidity or sturdiness.9. Honest; direct: a square answer.10. Just; equitable: a square deal.11. Having all accounts settled; even: I paid what I owed you, so we're square.12. Sports Even; tied.13. Slang Rigidly conventional; dull.v. squared, squar·ing, squares v.tr.1. To cut to a square or rectangular shape. Often used with off.2. To test or adjust for conformity to a desired plane, straight line, or right angle.3. To mark into squares. Often used with off.4. a. To bring into conformity or agreement: She could not square the request with her principles.b. To bring (oneself) into a better position or relation: He tried to square himself with his parents.5. To set straight or at approximate right angles: square one's cap.6. To bring into balance; settle: square a debt.7. Sports To even the score of: to square a game.8. Mathematics a. To raise (a number or quantity) to the second power.b. To find a square equal in area to (the area of a given figure).9. Informal To bribe or fix: a party in litigation that tried to square the judge.v.intr.1. Mathematics To be at right angles.2. To agree or conform: a story that doesn't square with the facts.adv.1. Mathematics At right angles.2. In a square shape.3. In a solid manner; firmly.4. Directly; straight: ran square into each other.5. In an honest, straightforward manner.Phrasal Verbs: square away1. Nautical To square the yards of a sailing vessel.2. To put away or in order.square off To assume a fighting stance; prepare to fight. square up To settle a bill or debt. Idioms: on the square1. Mathematics At right angles.2. Honestly and openly: has always dealt on the square.out of square1. Mathematics Not at exact right angles.2. Not in agreement.square peg in a round holeInformal A misfit. three squares a dayInformal Three square meals eaten in a day. [Middle English, from Old French esquarre, from Vulgar Latin *exquadra, from *exquadrāre, to square : Latin ex-, ex- + quadrāre, to give a square shape to (from quadrum, a square; see k in the Appendix of Indo-European roots).]^{w}etwer-squareness n.squarer n. |

The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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