square meaning
EN
[skwɛə(ɹ)] [skwɛː(ɹ)] [skwɛɚ] [-ɛə(ɹ)] 
US WSquare
- In geometry, a square is a regular quadrilateral, which means that it has four equal sides and four equal angles (90-degree angles, or right angles). It can also be defined as a rectangle in which two adjacent sides have equal length.
- The square is the n=2 case of the families of n-hypercubes and n-orthoplexes.
- A square has Schläfli symbol {4}. A truncated square, t{4}, is an octagon, {8}. An alternated square, h{4}, is a digon, {2}.
FR square 
- NounPLsquares
- (geometry) A polygon with four sides of equal length and four angles of 90 degrees; a regular quadrilateral whose angles are all 90 degrees.
- An L- or T-shaped tool used to place objects or draw lines at right angles.
- There are so many uses for the square, in fact, that a new model will usually come complete with a booklet enumerating its applications. - The Carpenter's Square
- An open space in a town, not necessarily square in shape, often containing trees, seating and other features pleasing to the eye.
- A cell in a grid.
- You may not move a piece to a square already occupied by one of your own pieces.
- (mathematics) The second power of a number, value, term or expression.
- 64 is the square of 8.
- (military) A body of troops drawn up in a square formation.
- (slang) A socially conventional person; typically associated with the 1950s.
- The sad sack was a sitting on a block of stone / Way over in the corner weepin' all alone. / The warden said, hey, buddy, don't you be no square / If you can't find a partner, use a wooden chair.
- (Britain) The symbol # on a telephone; hash.
- Enter your account number followed by a square.
- (cricket) The central area of a cricket field, with one ore more pitches of which only one is used at a time.
- An ideal playing area is roughly circular in shape with a central area, the cricket square, measuring 27.44 metres by 27.44 metres and boundaries 45.75 metres from the sides of the square.
- (real estate jargon) A unit of measurement of area, equal to a 10 foot by 10 foot square, ie. 100 square feet or roughly 9.3 square metres. Used in real estate for the size of a house or its rooms, though progressively being replaced by square metres in metric countries such as Australia.
- 2006: Just as the basic unit of real estate measurement across the world is the square ... — Macquarie Bank (Australia), press release Macquarie releases Real Estate Market Outlook 2006 - "The World Squared", 21 June 2006 [1]
- 2007: The house is very large and open and boasts 39 squares of living space plus over 13 squares of decking area on 3 sides and 17 squares of garage and workshop downstairs. — Your Estate advertisement for Grindelwald Tasmania [2]
- (roofing) A unit used in measuring roof area equivalent to 100 square feet (9.29 m2) of roof area.
- (Canada, US) A dessert cut into rectangular pieces, or a piece of such a dessert.
- (academia) A mortarboard.
- (colloquial, US) A square meal.
- Even when times were tough, we got three squares a day.
- A pane of glass.
- (printing) A certain number of lines, forming a portion of a column, nearly square; used chiefly in reckoning the prices of advertisements in newspapers.
- (archaic) Exact proportion; justness of workmanship and conduct; regularity; rule.
- The relation of harmony, or exact agreement; equality; level.
- (astrology) The position of planets distant ninety degrees from each other; a quadrate.
- (dated) The act of squaring, or quarrelling; a quarrel.
- The front of a woman's dress over the bosom, usually worked or embroidered.
- (slang) Cigarette.
- (geometry) A polygon with four sides of equal length and four angles of 90 degrees; a regular quadrilateral whose angles are all 90 degrees.
- VerbSGsquaresPRsquaringPT, PPsquared
- (transitive) To adjust so as to align with or place at a right angle to something else.
- The casting was mounted on a milling machine so that its sides could be squared.
- To resolve.
- John can square this question up for us.
- These results just don't square.
- To adjust or adapt so as to bring into harmony with something.
- I cannot square the results of the experiment with my hypothesis.
- to square our actions by the opinions of others
- (transitive, mathematics) Of a value, term, or expression, to multiply by itself; to raise to the second power.
- (transitive) To draw, with a pair of compasses and a straightedge only, a square with the same area as.
- square the circle
- (soccer) To make a short low pass sideways across the pitch.
- First, former Toffee Mikel Arteta sent Walcott racing clear but instead of shooting he squared towards Ramsey, who was foiled by Tony Hibbert.
- (archaic) To take opposing sides; to quarrel.
- To accord or agree exactly; to be consistent with; to suit; to fit.
- (obsolete) To go to opposite sides; to take an attitude of offense or defense, or of defiance; to quarrel.
- To take a boxing attitude; often with up or off.
- To form with four sides and four right angles.
- To form with right angles and straight lines, or flat surfaces.
- to square mason's work
- To compare with, or reduce to, any given measure or standard.
- (astrology) To hold a quartile position respecting.
- (nautical) To place at right angles with the keel.
- to square the yards
- (transitive) To adjust so as to align with or place at a right angle to something else.
- AdjectiveCOMsquarerSUPsquarest
- Shaped like a square (the polygon).
- The huge square box, parquet-floored and high-ceilinged, had been arranged to display a suite of bedroom furniture designed and made in the halcyon days of the last quarter of the nineteenth century, [ …] .
- Forming a right angle, especially (nautical) at right angles with the mast or the keel, and parallel to the horizon; said of the yards of a square-rigged vessel when they are so braced.
- a square corner
- Used in the names of units of area formed by multiplying a unit of length by itself.
- square metre
- square mile
- Honest; straightforward.
- square dealing
- Fair.
- I'm just looking for a square deal on my car repair.
- Even; tied.
- to make or leave the accounts square
- (slang) Socially conventional; boring.
- (cricket) In line with the batsman's popping crease.
- Correctly aligned with respect to something else.
- hearty; vigorous.
- It may be prison, but at least I'm getting three square meals a day.
- Having a shape broad for the height, with angular rather than curving outlines.
- a man of a square frame
- Shaped like a square (the polygon).
- More Examples
- Used in the Middle of Sentence
- The ideal CIO must be both "a technocrat and a businesscrat at the same time," says Jerre Stead, chief executive officer at Square D Co., an electronics manufacturer in Palatine, Ill.
- The reporter got some vox pops in the city square to see what people thought of the country's new flag.
- I have almost squared away the last of the paperwork from that job.
- Used in the Middle of Sentence
Definition of square in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Nouns
- Countable nouns
- Countable nouns
- Verbs
- Transitive verbs
- Transitive verbs
- Adjectives
- fr square
- en square-rigged
- en squarehead
- en square-rigger
- en squares
Source: Wiktionary
Grammatically, this word "square" is an adjective. It's also a noun, more specifically, a countable noun. It's also a verb, more specifically, a transitive verb.