friendly fire

noun

: the firing of weapons from one's own forces or those of an ally especially when resulting in the accidental death or injury of one's own personnel
Near the river bordering our camp I find the tents of the four soldiers who were supposedly hit by friendly fire.Janine Di Giovanni
After all, accidental attacks, though tragic, are common in war. In 1967 alone, "friendly fire" killed 5,373 Americans fighting in Vietnam.Michael Oren

Examples of friendly fire in a Sentence

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.
Bartolotta earned his negotiator’s stripes deep in the jungles of Thailand, compensating relatives of victims of friendly fire. News Release, San Diego Union-Tribune, 19 Sep. 2025 Three officers — in Chicago; in Rayne, Louisiana; and in West York Borough, Pennsylvania, just north of where Wednesday's incident occurred — have been killed by friendly fire this year, according to the Officer Down site. Marc Ramirez, USA Today, 18 Sep. 2025 Tom was a victim of friendly fire when Lions defensive end Aidan Hutchinson leveled quarterback Jordan Love into him on safety Brian Branch’s pick-six that didn’t count because of defensive holding. Matt Schneidman, New York Times, 10 Sep. 2025 Wide receiver Xavier Worthy was ruled out for the remainder of the game against the Los Angeles Chargers with a shoulder injury – and friendly fire is what took him out. Scott Thompson, FOXNews.com, 6 Sep. 2025 See All Example Sentences for friendly fire

Word History

First Known Use

1918, in the meaning defined above

Time Traveler
The first known use of friendly fire was in 1918

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Cite this Entry

“Friendly fire.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/friendly%20fire. Accessed 26 Sep. 2025.

Last Updated: - Updated example sentences
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