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change up

British  

verb

  1. (intr, adverb) to select a higher gear when driving

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. baseball an unexpectedly slow ball thrown in order to surprise the batter

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

S&P Dow Jones Indices can change up index components at various times, including quarterly and at its own discretion.

From MarketWatch • Mar. 6, 2026

The Department for Education said £1bn had been set aside to fund the change up to 2029.

From BBC • Nov. 25, 2025

Are you looking to change up your image?

From Salon • Aug. 9, 2024

Why did you want to change up the look of the show by directing that?

From Los Angeles Times • Apr. 8, 2024

There ain't been much change up there since you was there.

From White Ashes by Kennedy, Sidney R. (Sidney Robinson)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.