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.
Examples from the Web for proprietary colony Expand. Historical Examples. It also lay within the limits of the charter of 1681, by which the proprietary colony of Pennsylvania had been founded.