嫂嫂 Traditional form: 嫂嫂 Pinyin (reading): sǎosao Definitions: older brother's wife sister-in-law (polite address to a younger married woman) sister Characters: 嫂 - sister-in-law, elder brother's wife 嫂 - sister-in-law, elder brother's wife Traditional characters: 嫂 - sister-in-law, elder brother's wife 嫂 - sister-in-law, elder brother's wife