Legion

a division of the Roman army, usually comprising 3000 to 6000 soldiers.

a military or semimilitary unit.

the Legion.

American Legion.

foreign legion ( def. 2 ) .

any large group of armed men.

any great number of persons or things; multitude.

very great in number

The holy man's faithful followers were legion.

adjective

few , numbered

adjective

countless , many , multifarious , multitudinal , multitudinous , myriad , numberless , populous , several , sundry , various , very many , voluminous , numerous

noun

army , body , brigade , cloud , company , division , drove , flock , group , horde , host , multitude , myriad , number , phalanx , rout , scores , throng , troop , mass , mob , ruck , score , swarm , countless , many , numerous , troops , various