self-defense

noun

self-de·​fense ˌself-di-ˈfen(t)s How to pronounce self-defense (audio)
1
: a plea of justification for the use of force or for homicide
2
: the act of defending oneself, one's property, or a close relative

Examples of self-defense in a Sentence

Recent Examples on the Web Alex Cox, Vallow's brother, had admitted to shooting him in self-defense and was never charged. Miguel Torres, The Arizona Republic, 11 Apr. 2024 Police were investigating claims that her brother, Alex Cox, shot his brother-in-law in self-defense when Cox died from natural causes months after the fatal shooting. Meredith Deliso, ABC News, 10 Apr. 2024 Lori Vallow and her brother were questioned by police at the time and claimed self-defense. Minyvonne Burke, NBC News, 10 Apr. 2024 Vallow’s brother, Alex Cox, shot and killed her husband, Charles Vallow, in 2019, successfully claiming self-defense, and died himself later that year of natural causes. Miles Klee, Rolling Stone, 10 Apr. 2024 Some are major cases, like District of Columbia v. Heller, in which the originalists found a right to possess a gun for self-defense in the Second Amendment, which says nothing about self-defense. Louis Menand, The New Yorker, 8 Apr. 2024 Throughout history, walking sticks, staves and canes were also used as tools for self-defense, storytelling and as status symbols. Tiney Ricciardi, The Denver Post, 8 Apr. 2024 In pure verité-style, the co-directors follow four young Indian women on their journey toward self-empowerment, as they are being taught self-defense with Kalari, the world’s oldest martial art. Annika Pham, Variety, 7 Apr. 2024 In the reboot, Jaden starred as Dre, who, after moving from the U.S. to Beijing, runs into some trouble and ends up learning a thing or two about self-defense from Mr. Han (Chan), a kung fu master. Julia Moore, Peoplemag, 7 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'self-defense.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1609, in the meaning defined at sense 2

Time Traveler
The first known use of self-defense was in 1609

Dictionary Entries Near self-defense

Cite this Entry

“Self-defense.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/self-defense. Accessed 23 Apr. 2024.

Kids Definition

self-defense

noun
self-de·​fense
ˌself-di-ˈfen(t)s
: the act of defending oneself, one's property, or a close relative

Legal Definition

self-defense

noun
self-de·​fense
ˈself-di-ˈfens
1
: the use of force to defend oneself
2
: an affirmative defense (as to a murder charge) alleging that the defendant used force necessarily to protect himself or herself because of a reasonable belief that the other party intended to inflict great bodily harm or death see also justification sense 2

More from Merriam-Webster on self-defense

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