Legs, abs, and back muscles, as well as the obvious shoulder and arm muscles, all work together in a correctly performed press. Sixty years ago, the press was the primary weight room exercise for the upper body.
â¢ PROPRIETARY COLONY (noun) The noun PROPRIETARY COLONY has 1 sense: 1. a colony given to a proprietor to govern (in 17th century) Familiarity information: PROPRIETARY COLONY used as a noun is very rare. Dictionary entry details.
Proprietary governor. A proprietary governor is an individuals authorized to govern a proprietary colony. Under the proprietary system, individuals or companies were granted commercial charters by the monarchs of the Kingdom of England to establish colonies. These proprietors then selected the governors and other officials in the colony.