Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “power (sth) up”

power (sth) up

mainly US phrasal verb with power     /paʊər/ US  /paʊɚ/ verb
If something that needs power or energy powers up, or if someone powers it up, it is turned on or prepared so that it is ready for use or action: The computer takes a few seconds to power up after it's been switched on. College baseball teams across the country are powering up for the new season.Becoming and making stronger
(Definition of power (sth) up from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of power (sth) up

Translations of “power (sth) up”

Word of the Day

cruise

a journey on a large ship for pleasure, during which you visit several places

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More