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catch on

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verb (intr, adverb) informal

to become popular or fashionable
to grasp mentally; understand

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Choose the sentence that uses "rent" correctly.

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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 from the Web for catch on

Idioms and Phrases with catch on

catch on

1

Understand, as in Aunt Mary doesn't catch on to any jokes. The verb to catch alone was used with this meaning from Shakespeare's time, on being added in the late 1800s. Also see get it, def. 2.

2

Become popular, as in This new dance is really beginning to catch on. [Late 1800s]

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