catch on

verb

caught on; catching on; catches on
Synonyms of catch onnext

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.
Their encounter was caught on video and shared by Wilderness Escape Adventures and Storyful. Yi-Jin Yu, ABC News, 30 June 2026 But the internet came together to find her remaining family, and the emotional moment she was reunited with them was caught on camera. Madeline Bartos, CBS News, 30 June 2026 This trend has already caught on in places from Boston to Istanbul. Jim Dobson, Forbes.com, 27 June 2026 Do not be caught on the water in a thunderstorm. Nc Weather Bot, Charlotte Observer, 27 June 2026 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 1 Jul. 2026.

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

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