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

Ukraine is also running out of ammunition in the midst of a declining global supply. — Ihor N. Stelmach, Hartford Courant, 19 July 2026

John Tunstall’s store, the establishment of which instigated the Lincoln County Wars, is still stocked with original 19th-century merchandise such as ammunition and men’s suit buttons. — Allison Savage Bates, Denver Post, 19 July 2026

Turks and Caicos has strict firearms and ammunition laws that are strongly enforced at airports. — Kathleen Wong, USA Today, 17 July 2026

Conversely, if only the ground robots had been employed, the defenders could have remained under cover until the robots exhausted their ammunition or blocked their advance with physical obstacles. — Vikram Mittal, Forbes.com, 17 July 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