square (skwɛə)  
—n  
1.  rectangle Compare rhombus a plane geometric figure having four equal sides and four right angles 
2.  any object, part, or arrangement having this or a similar shape: a square of carpet; a square on a chess board 
3.  (capital when part of name) an open area in a town, sometimes including the surrounding buildings, which may form a square 
4.  maths the product of two equal factors; the second power: 9 is the square of 3, written 3² 
5.  an instrument having two strips of wood, metal, etc, set in the shape of a T or L, used for constructing or testing right angles 
6.  cricket the closelycut area in the middle of a ground on which wickets are prepared 
7.  a body of soldiers drawn up in the form of a square 
8.  rowing the position of the blade of an oar perpendicular to the surface of the water just before and during a stroke 
9.  informal a person who is oldfashioned in views, customs, appearance, etc 
10.  astrology conjunction opposition See trine an aspect of about 90° between two planets, etc 
11.  obsolete a standard, pattern, or rule 
12.  back to square one indicating a return to the startingpoint of an investigation, experiment, etc, because of failure, lack of progress, etc 
13.  on the square 
a. at right angles  
b. on equal terms  
c. informal honestly and openly  
d. slang a phrase identifying someone as a Freemason: he is on the square  
14.  out of square 
a. not at right angles or not having a right angle  
b. not in order or agreement  
—adj  
15.  being a square in shape 
16.  having or forming one or more right angles or being at right angles to something 
17.  square or rectangular in section: a square bar 
18.  a. (prenominal) denoting a measure of area of any shape: a circle of four square feet 
b. (immediately postpositive) denoting a square having a specified length on each side: a board four feet square contains 16 square feet  
19.  fair and honest (esp in the phrase a square deal) 
20.  straight, even, or level: a square surface 
21.  cricket at right angles to the wicket: square leg 
22.  sport in a straight line across the pitch: a square pass 
23.  nautical (of the sails of a squarerigger) set at right angles to the keel 
24.  informal oldfashioned in views, customs, appearance, etc 
25.  stocky or sturdy: square shoulders 
26.  (postpositive) having no remaining debts or accounts to be settled 
27.  (of a horse's gait) sound, steady, or regular 
28.  (prenominal) unequivocal or straightforward: a square contradiction 
29.  (postpositive) neat and tidy 
30.  maths (of a matrix) having the same number of rows and columns 
31.  all square on equal terms; even in score 
32.  informal square peg, square peg in a round hole a person or thing that is a misfit, such as an employee in a job for which he is unsuited 
—vb (often foll by with)  
33.  to make into a square or similar shape 
34.  maths to raise (a number or quantity) to the second power 
35.  to test or adjust for deviation with respect to a right angle, plane surface, etc 
36.  ( 
37.  to position so as to be rectangular, straight, or level: square the shoulders 
38.  ( 
39.  to level (the score) in a game, etc 
40.  to agree or cause to agree: your ideas don't square with mine 
41.  rowing to turn (an oar) perpendicular to the surface of the water just before commencing a stroke 
42.  Compare feather (in canoeing) to turn (a paddle) perpendicular to the direction of the canoe at the commencement of a stroke 
43.  to arrange (something), esp by a corrupt method or come to an arrangement with (someone), as by bribery 
44.  square the circle to attempt the impossible (in reference to the insoluble problem of constructing a square having exactly the same area as a given circle) 
—adv  
45.  in order to be square 
46.  at right angles 
47.  sport in a straight line across the pitch: pass the ball square 
48.  informal squarely 
[C13: from Old French esquare, from Vulgar Latin exquadra (unattested), from Latin  
'squareness  
—n  
'squarer  
—n  
'squarish  
—adj 
square (skwâr) Pronunciation Key
Noun
Adjective Of, being, or using units that express the measure of area. Verb To multiply a number, quantity, or expression by itself. 
A number multiplied by itself, or raised to the second power. The square of three is nine; the square of nine is eightyone.
square definition

square the circle
Try to do the impossible, as in Getting that bill through the legislature is the same as trying to square the circle. This idiom alludes to the impossibility of turning a circle into a square. John Donne may have been the first to use it (Sermons, 1624): "Go not thou about to square either circle (God or thyself)."