powerhouse

noun

pow·​er·​house ˈpau̇(-ə)r-ˌhau̇s 

1

a

: power plant sense 1

b

: a source of influence or inspiration

2

: one having great power: such as

a

: one having great drive, energy, or ability

a powerhouse rock band

b

: an athletic team characterized by strong aggressive play

Synonyms of powerhouse

• achiever
• hustler
• highflier
• enterpriser
• self-starter
• go-getter
• go-ahead
• live wire

Examples of powerhouse in a Sentence

The country is an economic powerhouse.

Their company became a powerhouse in the video game industry.

She's a powerhouse on the tennis court.

This year's team is a powerhouse that's winning its games easily.

Seaweed is a powerhouse of vitamins and minerals.

He is a powerhouse of ideas.

Recent Examples on the Web

The Atlanta Falcons began preparing for their NFL game in Madrid on Wednesday at the training center of Spanish soccer powerhouse Real Madrid, while the Cincinnati Bengals start practicing Thursday at the facilities of World Cup champion Spain. — ABC News, 4 Nov. 2026

This week, as powerhouse art dealer David Zwirner unveils the first major solo exhibition of Nara’s work in New York in over a decade (his first at the gallery since leaving Pace last year) that duality is especially striking. — Julie Brener Davich, Architectural Digest, 4 Nov. 2026

The special did powerhouse numbers on YouTube with more than 1 million views in its first week and 6M+ all time. — Matt Grobar, Deadline, 4 Nov. 2026

In just 30 years, the brand exploded from a 4x4 meter stand at Rio’s Babilônia Feira Hype into a global fashion powerhouse as iconic as Havaianas, the Brazilian flip-flops that are also now their frequent collaborators. — Jess Joho, Los Angeles Times, 4 Nov. 2026

Word History

First Known Use

1870, in the meaning defined at sense 1a

Rhymes for powerhouse

• boardinghouse
• charterhouse
• clearinghouse
• coffeehouse
• customhouse
• firehouse
• meetinghouse
• motherhouse
• packinghouse
• pilothouse
• slaughterhouse
• summerhouse

Kids Definition

powerhouse

noun

pow·​er·​house ˈpau̇(-ə)r-ˌhau̇s 

1

: power plant

2

: a person or thing having unusual strength or energy