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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.

In Orange County, officials said it was limitations on visibility for lifeguards that prompted them to crack down on shade coverings ahead of the busy season when thousands of visitors hit the beach daily.

From Los Angeles Times • Jul. 5, 2026

Authorities moved quickly to crack down and the protestors fell silent.

From BBC • Jul. 1, 2026

Taiwanese authorities escalated a probe into the unauthorized diversion of advanced artificial-intelligence servers made by Super Micro Computer, as part of efforts to crack down on the alleged smuggling of Nvidia chips to China.

From The Wall Street Journal • Jun. 30, 2026

Advocates warn that until federal regulators crack down more aggressively on opt-out fee models, the burden will remain entirely on everyday consumers to audit their own bills for junk fees.

From MarketWatch • Jun. 2, 2026

“They’ll crack down for a time, and then things will get easier again. It’s always the same. We just have to keep our heads down.”

From "Prisoner B-3087" by Alan Gratz

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