misalliance Meaning, Definition & Usage

  1. noun an unsuitable alliance (especially with regard to marriage)

WordNet

Mis`al*li"ance noun
Etymology
F. mésalliance.
Definitions
  1. A marriage with a person of inferior rank or social station; an improper alliance; a mesalliance.
    A Leigh had made a misalliance, and blushed A Howard should know it. Mrs. Browning.

Webster 1913