Army

Ar·my

Army

n.
  1. A collection or body of men armed for war, esp. one organized in companies, battalions, regiments, brigades, and divisions, under proper officers.
  2. A body of persons organized for the advancement of a cause; as, the Blue Ribbon Army.
  3. A great number; a vast multitude; a host.
    An army of good words.

Phrases & Compounds
Standing army
a permanent army of professional soldiers, as distinguished from militia or volunteers.