bonanza
[noun]
Synonyms: eldorado, Golconda, gold mine, mine, treasure-house, treasure trove, treasury

[TahlilGaran] English Synonym Dictionary ▲

Bonanza
a US television show first made in the 1960s, which continued for many years. It is about a family who live in the Wild West on a ranch (=large farm) called the ‘Ponderosa’. Many people have seen the show and know the music that is played at the beginning.

[TahlilGaran] Dictionary of Contemporary English ▲

bo‧nan‧za /bəˈnænzə, bəʊ- $ bə-, boʊ-/ noun [countable]
[Date: 1800-1900; Language: Spanish; Origin: 'good weather', from Medieval Latin bonacia, changed from Latin malacia 'calm at sea', from Greek, from malakos 'soft']
a lucky or successful situation where people can make a lot of money:
2008 was a bonanza year for the oil industry.
an amazing cash bonanza

[TahlilGaran] Dictionary of Contemporary English ▲