juice up
To make something stronger, more exciting, or to charge something with electricity.
Meanings
To charge a device or add electrical power to something.
"I need to juice up my phone before we leave — it's almost dead."
To increase the power, speed, or performance of a machine or engine.
"The mechanics juiced up the engine to improve the car's acceleration."
To make something more exciting, interesting, or energetic.
"The director asked the writers to juice up the final act of the screenplay."
Versatile and common in American English. Can refer to devices (juice up your phone = charge it), vehicles (juice up an engine = boost its power), presentations (juice up a speech = make it more exciting), or people (juice up the crowd = energize them). The 'charge' sense is recent and common among younger speakers.
Commonly used with
Forms
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