Meaning of “square” - Learner’s Dictionary

square

adjective uk us /skweər/

A2 having the shape of a square:

a square room
He has broad shoulders and a square jaw.
square centimetre/metre/mile, etc

the area of a square with sides that are a centimetre/metre/mile, etc long:

3000 square feet of office space

(Definition of “square adjective” from the Cambridge Learner’s Dictionary © Cambridge University Press)