An upright, cupboardlike repository with shelves, drawers, or compartments for the safekeeping or display of objects. Computer Science The box that houses the main components of a computer, such as the central processing unit, disk drives, and expansion slots. A body of persons appointed by a head of state or a prime minister to head the executive departments of the government and to act as official advisers. Archaic A small or private room set aside for a specific activity. Rhode Island & Southeastern Massachusetts See milk shake. See Regional Note at milk shake. Suitable for storage or display in a cabinet, as because of size or decorative quality. Of, relating to, or being a member of a governmental cabinet: cabinet matters; a cabinet minister. Used in the making of cabinets: teak and other heavy cabinet wood.