from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The parents of one's son- or daughter-in-law, that is, the parents-in-law of one's son or daughter.
- n. The relationship between people whose children marry each other: the parents of the bride vis-à-vis the parents of the groom. Includes the relationship between maternal and paternal grandparents.
co- + parents-in-law (Wiktionary)