小姑 xiǎogū sister-in-law Origin Definitions Defs Strokes Stroke Words Sentences Sents 小姑娘 xiǎogūniang young girl young girl; little girl, typically around ten years old小姑子 xiǎogūzi sister-in-law (colloquial) husband's younger sister小姑独处 xiǎogūdúchǔ unmarried woman (literary) to remain an unmarried woman; to live alone as a single woman