Latin Union Meaning, Definition & Usage

Definitions
  1. an association of states, originally comprising France, Belgium, Switzerland, and Italy, which, in 1865, entered into a monetary agreement, providing for an identity in the weight and fineness of the gold and silver coins of those countries, and for the amounts of each kind of coinage by each. Greece, Servia, Roumania, and Spain subsequently joined the Union.

Webster 1913