legion Meaning, Definition & Usage

  1. noun archaic terms for army
    host.
  2. noun association of ex-servicemen
    • the American Legion
  3. noun a large military unit
    • the French Foreign Legion
  4. noun a vast multitude
    host; horde.
  5. adjective satellite amounting to a large indefinite number
    numerous.
    • numerous times
    • the family was numerous
    • Palomar's fans are legion

WordNet

Le"gion noun
Etymology
OE. legioun, OF. legion, F. légion, fr. L. legio, fr. legere to gather, collect. See Legend.
Definitions
  1. (Rom. Antiq.) 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.
  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. Rogers.
  4. (Taxonomy) A group of orders inferior to a class.

Webster 1913