lockdown

[ lok-doun ]
See synonyms for lockdown on Thesaurus.com
noun
  1. the confining of prisoners to their cells, as following a riot or other disturbance: The prison lockdown continues, more than three weeks after the death of a guard.

  2. a security measure taken during an emergency to prevent people from leaving or entering a building or other location: The school remains under lockdown due to police activity in the area.The governor implemented a statewide lockdown to slow the spread of the virus—residents may not leave their homes for nonessential activities.The army base was on lockdown after a report of shots fired.

  1. a freeze or pause: Banks aren’t lending during this credit lockdown.

Origin of lockdown

1
First recorded in 1970–75; lock1 + -down, probably extracted from nouns formed from phrasal verbs, such as crackdown, shutdown, etc.

Words Nearby lockdown

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use lockdown in a sentence

British Dictionary definitions for lockdown

lockdown

/ (ˈlɒkˌdəʊn) /


noun
  1. US a security measure in which those inside a building such as a prison, school, or hospital are required to remain confined in it for a time: many schools remained under lockdown yesterday

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