Definition of Rancho Cucamonga in English:

Rancho Cucamonga

Pronunciation /ˈranCHō ˌko͞okəˈməNGɡə/ /ˈræntʃoʊ ˌkukəˈməŋɡə/

proper noun

  • A city in southwestern California, east of Los Angeles; population 171,176 (est. 2008).