(n): a military unit that is part of an army
(n): a body of people associated together
(n): a group of persons associated by some common tie or occupation and regarded as an entity
(n): a business firm whose articles of incorporation have been approved in some state
(n): the members of a business organization that owns or operates one or more establishments
"A separate branch or department of the armed forces having a specialized function.
A tactical unit of ground combat forces between a division and an army and composed of two or more divisions and auxiliary service troops."