narrow gaugeEnglishOxford New American Dictionarynarrow gauge /ˈnerō ɡāj, ˈnɛroʊ ɡeɪdʒ / ▸ noun a railroad gauge that is narrower than the standard gauge of 56.5 inches (143.5 cm).
EnglishOxford New American DictionaryEnglishOxford New American Dictionary
EnglishOxford New American Dictionary