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

Is the recent sharp drop in the consumer savings rate a sign the tax-refund bonanza was pulled forward? —Michael Santoli, CNBC, 26 Jan. 2026

But for Putin, obviously, this is potentially a bonanza. —David Frum, The Atlantic, 21 Jan. 2026

Advertisement Internal documents — Whichever way the judge ultimately rules, the case promises to be a bonanza for lovers of drama, intrigue, and OpenAI lore. —Billy Perrigo, Time, 20 Jan. 2026

Adding on to the designer gifts Bloom got in the gifting bonanza were three Hermes twillies – the brand's slim-style silk scarves, the most basic styles of which go for $260 online. —Tabitha Parent, PEOPLE, 15 Jan. 2026

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