Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An act or example of forceful regulation, repression, or restraint.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Abruptly stern measures or disciplinary action; increased enforcement

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun severely repressive actions

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Noun use of the verb “to crack down

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