平方英尺 píngfāngyīngchǐ square foot Definitions Defs Origin Strokes Stroke Words Sentences Sents 平方 píngfāng noun square The product of a number multiplied by itself; a square in mathematics; also called 二次幂 èrcìmì or 二次方 èrcìfāng英尺 yīngchǐ noun foot a unit of length used in the British and American systems equal to 12 inches or 0.3048 meters