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WordNet 3.0Copyright Princeton University
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n. - The act of confining prisoners to their cells (usually to regain control during a riot).

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Usage examples (36)
  • And the school is under what they call lockdown, with no one being allowed in or out of the school.
  • Urumqi in lockdown after Uighurs riot (The Australian)
  • S. O'BRIEN: S. you think this a relatively short-term lockdown?
  • Gabriel is now 70 pounds of rambunctiousness, and Ed and Teri say they're in "lockdown mode."
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.