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catch on

verb

caught on; catching on; catches on

intransitive verb

1
: to become aware : learn
also : understand
didn't catch on to what was going on
2
: to become popular
this idea has already caught on

Examples of catch on in a Sentence

she caught on to the fact that they were planning a surprise party he finally caught on to the concept of phototaxis
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
However, the referee caught on and tossed Roxanne and Raquel from the sidelines. Matthew Couden, MSNBC Newsweek, 30 Nov. 2025 On Friday, a suspect in the Louvre robbery was handed preliminary charges of theft by an organized gang and criminal conspiracy, the Paris prosecutor said Friday, meaning all four alleged members of the team caught on camera stealing the jewels are in custody. Sylvie Corbet, Fortune, 29 Nov. 2025 In September, a driverless taxi was caught on video illegally passing a school bus as children were being let off in Georgia. Christopher Cann, USA Today, 28 Nov. 2025 Other incidents, caught on home security cameras, show thieves swiping packages minutes after FedEx delivery drivers dropped them off. Michael Ruiz, FOXNews.com, 28 Nov. 2025 See All Example Sentences for catch on

Word History

First Known Use

1882, in the meaning defined at sense 1

Time Traveler
The first known use of catch on was in 1882

Cite this Entry

“Catch on.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/catch%20on. Accessed 3 Dec. 2025.

Kids Definition

catch on

verb
1
: to realize something
they had been teasing me, and I never caught on
2
: to become popular
will the new style catch on

More from Merriam-Webster on catch on

Last Updated: - Updated example sentences
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