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.
Have your kids caught on to the fact that your kitchen is famous? Erin Vanderhoof, Vanity Fair, 20 Apr. 2026 The balloon didn't catch on anything. Gabrielle Rockson, PEOPLE, 20 Apr. 2026 Teen takeover in Georgia caught on camera On April 4, police said an unpermitted pop-up event near the Tybee Island Pier and Pavilion was interrupted by gunfire after hundreds of teens gathered in the area. Sarah Rumpf-Whitten, FOXNews.com, 20 Apr. 2026 The back of my head caught on fire. Jerry Saltz, Vulture, 20 Apr. 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 22 Apr. 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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