(often attributive) Advice or support about marriage, especially in the form of professional counselling, and typically given to couples looking to overcome problems in a relationship.

plural of mixed marriage

a voluntary arrangement where dual-career couples maintain two residences in different geographic locations and are separated at least three nights per week for a minimum of three months

plural of group marriage

plural of sham marriage

A marriage of convenience entered into purely for the purpose of gaining a benefit or other advantage arising from that status, usually with the intent of deceiving public officials or society about its purpose.

plural of traditional marriage

A marital relationship in which each partner agrees that the other partner may have sexual relations with other people as he or she sees fit.

plural of open marriage

Used other than figuratively or idiomatically: see traditional, marriage. / a heterosexual marriage; a social or legal union between two people of opposite sex.