plural of Latin square

A geometric magic square: one containing distinct geometric shapes rather than numbers, and where those appearing in each row, column, or diagonal can be fitted together to create an identical target shape.

The average of the squares of a set of numbers.

plural of pocket square

An area in San Francisco.

plural of square ball

To pronounce a debt or obligation to have been paid, balanced, or ended.

plural of center square

plural of Polybius square

(cycling) To pedal in an ungainly, choppy fashion without fluid rhythm.