<p><strong>Noun</strong></p><ul><li>The military forces of a nation, exclusive of the navy and in some countries the air force.</li><li>(In large military land forces) a unit consisting typically of two or more corps and a headquarters.</li><li>A large body of persons trained and armed for war.</li><li>Any body of persons organized for any purpose: an army of census takers.</li><li>A very large number or group of something; a great multitude; a host: the army of the unemployed.</li></ul>