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

channels planning all-day viewing bonanzas

—William Borders

Examples of bonanza in a Sentence

Recent Examples on the Web

At the same time, the networks forgo a bonanza in advertising revenue, limiting commercial breaks to just four minutes per hour—or roughly a quarter of the standard broadcast load. —Anthony Crupi, Sportico.com, 11 Apr. 2025

The real bonanza period only lasted from 1878 to 1882. —Richard Grant, Smithsonian Magazine, 31 Mar. 2025

But for fans, having two such creative talents both lending equally strong songs felt like a welcome rarity and a bonanza. —Chris Willman, Variety, 14 Feb. 2025

While the Grand Canyon hosts the Park Service’s largest night-sky bonanza, many other national parks also put on star parties throughout the year. —Stephanie Vermillion, Outside Online, 13 Feb. 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