sham marriage
A purported marriage in which all the formal requirements are met or seemingly met, but in which the parties go through the ceremony with no intent of living together as husband and wife. Cf. green-card marriage; fraudulent marriage; limited-purpose marriage. [Cases: Aliens 53.4. C.J.S. Aliens §§ 78, 81, 114, 142–143, 145–148, 217.]