crack down

== English == === Pronunciation === IPA(key): /kɹæk ˈdaʊn/ === Verb === crack down (third-person singular simple present cracks down, present participle cracking down, simple past and past participle cracked down) (idiomatic, often with 'on') To take harsh action (against), as when enforcing a law or rule more stringently than before. Coordinate term: clamp down ==== Derived terms ==== crackdown (noun) ==== Translations ====