Learn how to say Crackdown correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word crackdown:
severe or repressive measures ⇒ a crackdown against terrorism ⇒ Rogue traders face a crackdown. ⇒ Antigovernment unrest ended with a violent army crackdown.
a government crackdown strong action by the government ⇒ a move that could forestall a government crackdown