rangerPronunciation: /ˈreɪn(d)ʒə/Translate ranger | into French | into German | into Italian | into Spanish Definition of ranger noun 1a keeper of a park, forest, or area of countryside: park rangers 2a member of a body of armed men, in particular: a mounted soldier. US a commando. 3 (Ranger or Ranger Guide) British a member of the senior branch of the Guides. 4a person or thing that wanders over a particular area:rangers of the mountainsranger in other Oxford dictionaries Definition of ranger in the US English dictionary