bonanza

noun

bo·​nan·​za bə-ˈnan-zə 

1

mining : an exceptionally large and rich mineral deposit (as of an ore, precious metal, or petroleum)

2

a

: something that is very valuable, profitable, or rewarding

a box-office bonanza

b

: a very large amount

a bonanza of sympathy

c

: extravaganza

… commercial channels planning all-day viewing bonanzas …

—William Borders

Examples of bonanza in a Sentence

Recent Examples on the Web

It is poised to be a nostalgia bonanza with talent (directors and select cast) from each title making the trek to Park City for the showings. —Chris Gardner, HollywoodReporter, 7 Jan. 2026

Following that, the businessman is already looking forward to next year's fireworks bonanza on July 4th, when America celebrates 250 years as a country. —Marvin Hurst, CBS News, 31 Dec. 2025

See live forecast maps for Christmas week Meanwhile, mountainous parts of the West may see a bonanza of snow. —Doyle Rice, USA Today, 23 Dec. 2025

Game studio bonanza Microsoft has spent the past few years building out its entertainment hub with a catalog of original games through an acquisition blitz. —Jaures Yip, CNBC, 21 Dec. 2025

Word History

Etymology

Spanish, literally, calm sea, from Medieval Latin bonacia, alteration of Latin malacia, from Greek malakia, literally, softness, from malakos soft

First Known Use

1825, in the meaning defined at sense 1

Rhymes for bonanza

• extravaganza
• stanza

Kids Definition

bonanza

noun

bo·​nan·​za bə-ˈnan-zə 

1

: a large and rich mineral deposit

2

: something that brings a rich return