姑爷 gūyegūyé son-in-law Origin Definitions Defs Strokes Stroke Words Sentences Sents 姑爷爷 gūyéye great-uncle husband of one's father's paternal aunt; paternal grandaunt's husband新姑爷 xīngūye new son-in-law A respectful term used by the family of the bride to refer to their new son-in-law.