ammunition

noun

am·​mu·​ni·​tion ˌam-yə-ˈni-shən How to pronounce ammunition (audio)
Synonyms of ammunitionnext
1
a
: the projectiles with their fuses, propelling charges, or primers fired from guns
c
: explosive military items (such as grenades or bombs)
2
: material for use in attacking or defending a position
ammunition for the defense lawyers

Examples of ammunition in a Sentence

The troops were supplied with weapons and ammunition. be certain that all of your accusations are true, lest you just give them ammunition to claim that all of them are false
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.
Police later found the firearm with 36 rounds of ammunition, also secured in the locked case. Paulina Dedaj, FOXNews.com, 24 Jan. 2026 Minneapolis police on Wednesday did, however, recover a magazine loaded with ammunition that had been left on a sidewalk by a federal agent, according to the department. Frankie McLister, CBS News, 23 Jan. 2026 The value of the channels is in doubt, giving Paramount ammunition to claim that its $30-a-share tender offer for the entire company was more lucrative than Netflix’s offer for Warner’s studios and HBO. Meg James, Los Angeles Times, 22 Jan. 2026 Building permits submitted for the location show it was originally designed with six holding rooms, a search room and a weapons and ammunition space. Isa Almeida, Oklahoman, 22 Jan. 2026 See All Example Sentences for ammunition

Word History

Etymology

earlier, "military supplies," borrowed from Middle French amonition, probably variant of munition, monition munition

First Known Use

1607, in the meaning defined at sense 1a

Time Traveler
The first known use of ammunition was in 1607

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Cite this Entry

“Ammunition.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ammunition. Accessed 27 Jan. 2026.

Kids Definition

ammunition

noun
am·​mu·​ni·​tion ˌam-yə-ˈnish-ən How to pronounce ammunition (audio)
1
a
: objects (as bullets) fired from guns
b
: explosive objects (as bombs) used in war
2
: material that may be used in attacking or defending a position
results of the study provided more ammunition

More from Merriam-Webster on ammunition

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