civil defense

noun
Updated on: 22 Nov 2017

Definition of civil defense

: the system of protective measures and emergency relief activities conducted by civilians in case of hostile attack, sabotage, or natural disaster

Examples of civil defense in a Sentence

  1. She's in training to be part of the local civil defense.

  2. the head of civil defense

Recent Examples of civil defense from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'civil defense.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of civil defense

1939


CIVIL DEFENSE Defined for English Language Learners

civil defense

noun

Definition of civil defense for English Language Learners

  • : a group of people who are not part of the military but are trained to protect and help people if an enemy attacks their country or if there is a natural disaster (such as a flood or earthquake)


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