ammunition

noun

am·​mu·​ni·​tion ˌam-yə-ˈni-shən 

1

a

: the projectiles with their fuses, propelling charges, or primers fired from guns

b

: cartridges

c

: explosive military items (such as grenades or bombs)

2

: material for use in attacking or defending a position

ammunition for the defense lawyers

Synonyms of ammunition

• defense
• protection
• weapon
• shield
• safeguard
• wall

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

One load is delivered in a non-descript farmhouse, where five boxes of ammunition are strapped onto a robot. —Nick Paton Walsh, CNN Money, 30 May 2026

State police said the gun had a large-capacity magazine capable of holding 15 rounds of ammunition. —Justin Muszynski, Hartford Courant, 29 May 2026

Due to a conviction for selling methamphetamine in Rogers in 2019, Osler is ineligible to possess firearms or ammunition, the complaint said. —Mara H. Gottfried, Twin Cities, 29 May 2026

The three Hezbollah fighters had been stopped at a checkpoint in the country’s south, caught ferrying Kalashnikov rifles and thousands of rounds of ammunition toward the front line. —Euan Ward, New Yorker, 29 May 2026

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

Rhymes for ammunition

• abolition
• acquisition
• admonition
• apparition
• apposition
• coalition
• competition
• composition
• definition
• deglutition
• demolition
• deposition

Kids Definition

ammunition

noun

am·​mu·​ni·​tion ˌam-yə-ˈnish-ən 

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