小叔 xiǎoshū husband's younger brother Definitions Defs Origin Strokes Stroke Words Sentences Sents xiǎoshū husband's younger brother 小 xiǎo adjective young young; being a child; junior in age; being the last in order of seniority or the youngest in a family叔 shū brother-in-law (bound form) husband's younger brotherxiǎoshū youngest uncle 小 xiǎo adjective young young; being a child; junior in age; being the last in order of seniority or the youngest in a family叔 shū noun uncle father's younger brother; a term of address for a man about one's father's age