1 the rite of marriage.
2 the state of being married.
3 a a card-game. b the combination of king and queen of trumps in some card-games.
Derivatives:
matrimonial adj. matrimonially adv.
Etymology: ME f. AF matrimonie, OF matremoi(g)ne f. L matrimonium f. mater matris mother
Useful english dictionary. 2012.