war crime

noun

: a crime (such as genocide or maltreatment of prisoners) committed during or in connection with war
usually used in plural
war criminal noun

Examples of war crime in a Sentence

He was found guilty of torture and other war crimes.
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.
In November 2024, the International Criminal Court issued arrest warrants for Netanyahu, his former defense minister and Hamas officials on charges of war crimes and crimes against humanity over the Gaza conflict and October 2023 terror onslaught. Ruxandra Iordache,emma Graham, CNBC, 16 Sep. 2025 It is hosted by the Pacific Atrocities Education (PAE), which is dedicated to uncovering and sharing stories about Japanese war crimes during World War II. Martha Ross, Mercury News, 16 Sep. 2025 Previously, Raymond said, the lab had cooperated with the ICC on investigations of allegations of war crimes committed in Ukraine on the basis of an agreement put in place during the Biden administration. Gabe Joselow, NBC news, 16 Sep. 2025 Netanyahu and Gallant currently have arrest warrants against them issued by the International Criminal Court (ICC) in November 2024 for crimes against humanity and war crimes. Callum Sutherland, Time, 16 Sep. 2025 See All Example Sentences for war crime

Word History

First Known Use

1906, in the meaning defined above

Time Traveler
The first known use of war crime was in 1906

Browse Nearby Words

Cite this Entry

“War crime.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/war%20crime. Accessed 20 Sep. 2025.

Legal Definition

war crime

noun
: an act committed usually during an international war for which individual criminal liability will be imposed by a domestic or international tribunal
specifically : a violation of the laws or customs of war as embodied or recognized by international treaty, court decisions, or established practice
usually used in pl.

Note: Following World War II, the Charter of the International Military Tribunal at Nuremberg first codified war crimes including crimes against humanity. Also encompassed in the legal concept of war crimes is the crime of planning or waging a war of aggression or a war in violation of international treaties.

More from Merriam-Webster on war crime

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