姑太太 gūtàitai great-aunt Origin Definitions Defs Strokes Stroke Words Sentences Sents gūtàitai great-aunt 姑 gū noun paternal aunt sister of one's father; father's sister太太 tàitai great-grandparent (dialect) great-grandmother or great-grandfathergūtàitai maiden-family honorific · elderly woman 姑 gū noun paternal aunt sister of one's father; father's sister太太 tàitai noun wife one's own or another person's wife; married woman