Legion /(lē"jŭn)/

Le·gion

Legion

n.
  1. A body of foot soldiers and cavalry consisting of different numbers at different periods, -- from about four thousand to about six thousand men, -- the cavalry being about one tenth. (Rom. Antiq.)
  2. A military force; an army; military bands.
  3. A great number; a multitude.
    Where one sin has entered, legions will force their way through the same breach.
  4. A group of orders inferior to a class. (Taxonomy)

Phrases & Compounds
Legion of honor
an order instituted by the French government in 1802, when Bonaparte was First Consul, as a reward for merit, both civil and military.