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.
Travelers are catching on to the unlimited potential of 24-hour daylight and tour providers are adapting fast. Phil Thomas, Travel + Leisure, 15 July 2025 Anton had counterfeited a new identity, and nobody had caught on. Jessica Winter, New Yorker, 14 July 2025 Port of Seattle Police confirmed via video cameras that Stevenson, who was in shackles, was caught on video escaping by boarding a light rail train and disappearing for more than a month until he was captured by U.S. Marshals. Stepheny Price, FOXNews.com, 12 July 2025 The lanky suspect, who was caught on camera toting a backpack and carrying a paper shopping bag in the crook of his arm, attacked his first victim, a 25-year-old woman, at about 2:05 a.m. on May 17 at the border of SoHo and Greenwich Village, cops said. Thomas Tracy, New York Daily News, 12 July 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 21 Jul. 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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