Definition of legion noun from the Oxford Advanced American Dictionary

     

    legion

     noun
    noun
    NAmE//ˈlidʒən//
     
     
    jump to other results
  1. 1a large group of soldiers that forms part of an army, especially the one that existed in ancient Rome the French Foreign Legion Caesar's legions
  2. 2(formal) a large number of people of one particular type legions of photographers
See the Oxford Advanced Learner's Dictionary entry: legion