市尺 Traditional form: 市尺 Pinyin (reading): shìchǐ Definitions: chi (Chinese unit of length equal to ⅓ meter) Characters: 市 - city, town; market, fair; to trade 尺 - ruler, tape-measure; unit of length, about 1 ft. Traditional characters: 市 - city, town; market, fair; to trade 尺 - ruler, tape-measure; unit of length, about 1 ft.