marked out in squares

a sheet of squared paper

(of a number) multiplied by itself

add these squared numbers together, divide by the number of measurements, and then take the square root of the answer

make square or rectangular; give a square or rectangular cross section to

you can square off the other edge

they felled and squared the timber themselves

multiply (a number) by itself

5 squared equals 25

balance (an account)

institutions are anxious to square their books before the election

bring (one's shoulders) into a position in which they appear square and broad, typically to prepare oneself for a difficult task or event

chin up, shoulders squared, she stepped into the room

secure the help or acquiescence of (someone), especially by offering an inducement

faced with such declarations, politicians were resolved to squash or square the press

pass (a ball) across the field, especially towards the centre

set (a yard or other part of a ship) at right angles to the keel or other point of reference

(of a planet) have a square aspect with (another planet or position)

Saturn squares the Sun on the 17th