From Longman Dictionary of Contemporary Englishlegionle‧gion1 /ˈliːdʒən/ noun [countable] 1 PMAa large group of soldiers, especially in ancient Rome2 literaryCROWD a large number of people
Examples from the Corpus
legion• Soon, a legion of foreign reporters were on the scene.• A legion of policemen and border officials are required to preserve this happy feature of a benevolent nature.• Kolchak in the east, commanding a Czech legion.• Spartak have even begun assembling a foreign legion.• Maurice and his legion, Gereon and his soldiers reftised to worship pagan gods before battle.• You can follow in the footsteps of the legions at Fishbourne Roman Palace: one of the finest built outside Rome itself.legionlegion2 adjective [not before noun] literaryLOT/LARGE NUMBER OR AMOUNT very many SYN numerous The stories of her adventures were legion.Examples from the Corpus
legion• Accounts of Ali's kindness and generosity are legion.Origin legion1 (1100-1200) Old French Latin legio, from legere; → LEGEND 