Synonyms for legion

Noun

1. host, legion, army, regular army, ground forces

usage: archaic terms for army

2. legion, association

usage: association of ex-servicemen; "the American Legion"

3. legion, military unit, military force, military group, force

usage: a large military unit; "the French Foreign Legion"

4. horde, host, legion, multitude, throng, concourse

usage: a vast multitude