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

• bootstrapper
• go-ahead
• go-getter
• highflier
• highflyer
• hummer
• hustler
• live wire
• self-starter

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 United States, once the manufacturing powerhouse of the world, now sees nearly 80% of its GDP derived from services. —Richard Lebovitz, Forbes.com, 23 May 2025

There’s another intimate powerhouse of a show at the Museum of Modern Art. —Shauna Lyon, New Yorker, 23 May 2025

Now, companies such as Nvidia (NVDA) are cleared to ship millions of high-performance GPUs to countries including Saudi Arabia and the United Arab Emirates, supercharging those nations’ ambitions to become regional AI powerhouses. —Shannon Carroll, Quartz, 22 May 2025

In December, Saks purchased competitor Neiman Marcus for $2.7 billion — with help from Amazon, Authentic, Salesforce and G-III Apparel Group, and an eye toward forging a luxury powerhouse both online and off. —Lisa Lockwood, Footwear News, 21 May 2025

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