A large plaza in Dongcheng district, Beijing, China. / A protest event held in the square on June 4, 1989.

(chiefly US, informal, derogatory, idiomatic) A group of individuals serving as enforcers, bodyguards, assassins, and the like, especially persons hired for such a purpose and using violent, thuggish methods.

(UK) A flat triangular piece of plastic or other material, having corners of precise angles, used in technical drawing

(US) Describing a situation in which a team is split into two to play two games simultaneously

(US) A team that has been split for this reason

plural of square foot

plural of square knot

A common binding knot in which the terminal and standing parts are parallel to each other.

to get ready for a fight / to adopt a fighting stance / to face (someone) in a contest / to pay back money that is owed

(chiefly US, Ireland) A police car.