Expanded Definition and Meaning of Powerhouse

Definition of Powerhouse

Primary Meanings

  1. A facility or building that generates power; essentially, a power plant.
  2. A source or center of influence, inspiration, or strength.
  3. A person, group, or entity known for extraordinary energy, drive, or ability.

Usage Examples

"One having great power or capacity for achievement."

Word Insights

The term powerhouse can refer to both literal and metaphorical energy. It often describes something dynamic, efficient, and formidable — whether it’s a person, an organization, or a system that produces impressive results.


Author’s summary: The word powerhouse describes someone or something marked by exceptional strength, energy, or productive influence, both physically and metaphorically.

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Merriam-Webster Merriam-Webster — 2025-11-26

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