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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:

Amodei urged policymakers to crack down on “industrial-scale distillation.”

From The Wall Street Journal Jul. 29, 2026

She is urging the new prime minister "to crack down on firms pumping sewage into sea & rivers".

From BBC Jul. 26, 2026

Since police moved to crack down on tens of thousands of protesters in Delhi on Monday, the food has barely stopped arriving at the camp, tagged Jantar Mantar after a nearby astronomical observatory.

From Barron's Jul. 23, 2026

South Korea meanwhile moved to crack down on leveraged ETFs tied to individual chip stocks, tripling minimum deposit requirements and suspending new listings, after a string of wild swings in SK Hynix and Samsung shares.

From The Wall Street Journal Jul. 16, 2026

One camper was washing up in an old red mop bucket with a crack down the side.

From "The Marrow Thieves" by Cherie Dimaline

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