尺书 chǐshū letter Origin Definitions Defs Strokes Stroke Words Sentences Sents chǐshū letter 尺 chǐ noun chi a Chinese unit of length equal to one-third of a meter; a Chinese foot书 書 shū noun letter a letter; mail or correspondencechǐshū books 尺 chǐ noun chi a Chinese unit of length equal to one-third of a meter; a Chinese foot书 書 shū noun book book; volumes or works of text or drawings bound together