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catch on

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phrasal verb [intransitive]
Word Forms
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present tense
I/you/we/theycatch on
he/she/itcatches on
present participlecatching on
past tensecaught on
past participlecaught on

Related dictionary definitions

  1. 1
    to become popular or fashionable

    Sports drinks have caught on as consumers have become more health-conscious.

  2. 2
    to understand

    He didn't catch on at first.

    catch on to:

    Then I caught on to what it was the man was saying.

See also main entry: catch

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