Princeton's WordNet

1. Texas Ranger, Ranger(noun)

   a member of the Texas state highway patrol; formerly a mounted lawman who maintained order on the frontier

2. fire warden, forest fire fighter, ranger(noun)

   an official who is responsible for managing and protecting an area of forest

3. commando, ranger(noun)

   a member of a military unit trained as shock troops for hit-and-run raids

Kernerman English Learner's Dictionary

1. ranger(noun)ˈreɪn dʒər

   a park ranger

   ***A ranger spotted the fire.

2. rangerˈreɪn dʒər

   a police officer in some U.S. states

Wiktionary

1. ranger(Noun)

   A keeper, guardian, or soldier who ranges over a region (generally of wilderness) to protect the area or enforce the law.

Origin: From the verb .

Webster Dictionary

1. Ranger(noun)

   one who ranges; a rover; sometimes, one who ranges for plunder; a roving robber

2. Ranger(noun)

   that which separates or arranges; specifically, a sieve

3. Ranger(noun)

   a dog that beats the ground in search of game

4. Ranger(noun)

   one of a body of mounted troops, formerly armed with short muskets, who range over the country, and often fight on foot

5. Ranger(noun)

   the keeper of a public park or forest; formerly, a sworn officer of a forest, appointed by the king's letters patent, whose business was to walk through the forest, recover beasts that had strayed beyond its limits, watch the deer, present trespasses to the next court held for the forest, etc

• bewaarderAfrikaans
• حارِس الغابَهArabic
• горскиBulgarian
• guarda-florestalPortuguese (BR)
• lesníkCzech
• der/die Förster(in)German
• skovriderDanish
• δασοφύλακαςGreek
• guardabosquesSpanish
• metsavaht, pargivahtEstonian
• جنگلبانFarsi
• metsänvartijaFinnish
• garde forestierFrench
• שוֹמֵר יַעַרHebrew
• जंगल या पार्क की देखरेख करने वाला, वनरक्षकHindi
• lugar,šumarCroatian
• erdőőrHungarian
• penjaga hutan atau tamanIndonesian
• landvörðurIcelandic
• guardia forestaleItalian
• レーンジャーJapanese
• 삼림 경비관Korean
• eigulysLithuanian
• mežzinisLatvian
• polis hutanMalay
• houtvesterDutch
• skogforvalterNorwegian
• strażnik parku narodowego, leśnikPolish
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• دشاهى باغ، پارك، ياځنګل، ساتندوى، يوعسكرى منصبدار چه ديوى سيمى ساتنه كوى، ځنګل ساتونكىPashto
• guarda-florestalPortuguese
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• лесничийRussian
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• čuvajSlovenian
• rendžerSerbian
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• เจ้าหน้าที่ดูแลป่าหรืออุทยานThai
• orman koruyucusu, bekçiTurkish
• 森林管理員Chinese (Trad.)
• лісничийUkrainian
• باغ یا جنگلات کا نگراںUrdu
• người bảo vệ rừng; bảo vệ công viênVietnamese
• 园林看守, ，护林员Chinese (Simp.)