martial law

noun

1
: the law applied in occupied territory by the military authority of the occupying power
2
: the law administered by military forces that is invoked by a government in an emergency when the civilian law enforcement agencies are unable to maintain public order and safety

Examples of martial law in a Sentence

The government has imposed martial law throughout the city to stop the riots. an area placed under martial law
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The three are already on trial on insurrection charges relating to the martial law declaration. Brad Lendon, CNN Money, 14 Nov. 2025 According to the indictment, prosecutors say memos were found on the phone of Yeo In-hyung, former head of South Korea’s intelligence agency (also indicted), outlining plans to provoke North Korean leader Kim Jong Un into a response that could be used to justify the martial law order. MSNBC Newsweek, 14 Nov. 2025 In South Korea, parts of the civil service, legislature and military declined to support President Yoon Suk Yeol’s imposition of martial law in 2024, foiling his autocratic move. Shelley Inglis, The Conversation, 19 Oct. 2025 The latter party faced a crisis late last year when former President Yoon Suk Yeol declared martial law, a decision that ultimately led to his impeachment and removal from office. David Zimmermann, The Washington Examiner, 11 Oct. 2025 See All Example Sentences for martial law

Word History

First Known Use

1576, in the meaning defined at sense 1

Time Traveler
The first known use of martial law was in 1576

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Cite this Entry

“Martial law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/martial%20law. Accessed 19 Nov. 2025.

Kids Definition

martial law

noun
: the law applied by military forces in occupied territory or in an emergency

Legal Definition

martial law

noun
mar·​tial law
ˈmär-shəl-
1
: the law applied in occupied territory by the military authority of the occupying power
2
: the law administered by military forces that is invoked by a government in an emergency when civilian law enforcement agencies are unable to maintain public order and safety compare military law

More from Merriam-Webster on martial law

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