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.
A proprietary company is a form of privately held company in Australia and South Africa that is either limited or unlimited.However, unlike a public company there are, depending on jurisdiction, restrictions on what it can and cannot do.In Australia, a proprietary company is defined under section 45A(1) of the Corporations Act 2001 (Cth).n Australia, a proprietary company is defined under section 45A(1) of the Corporations Act 2001 (Cth).