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Synonyms

crack down

British  

verb

  1. to take severe measures (against); become stricter (with)

"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

noun

  1. severe or repressive measures

"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
crack down Idioms  
  1. Act more forcefully to regulate, repress, or restrain. For example, The police cracked down on speeding. [1930s]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Last year, Simsek said the government was aware of manipulation in certain funds and pledged to crack down with stricter regulation.

From The Wall Street Journal Sep. 18, 2026

The move comes as other cities around the world attempt to crack down on private lodgings available on Airbnb and other platforms, including New York City and Barcelona.

From Barron's Sep. 7, 2026

Boland said Ofcom, which enforces the OSA, should be encouraged use it to "crack down on irresponsible online platforms that leave consumers wide open to fraud".

From BBC Sep. 2, 2026

Shares of Amazon.com were falling 3% on Monday following news that the Federal Trade Commission is looking to crack down on the company’s lucrative digital-advertising business.

From MarketWatch Aug. 31, 2026

“You are. They’re going to crack down on you for signing Washington Irving’s name to all those letters you’ve been signing Washington Irving’s name to. How do you like that?”

From "Catch-22" by Joseph Heller

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