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

Aided by both banks’ employees buying time, citizens had taken guns and ammunition from the hardware store. — Encyclopedia Britannica, 2 Oct. 2026

Ukraine’s air defenses are strained and urgently need more ammunition as Russia appears to be targeting the power grid ahead of winter. — Susie Blann, Los Angeles Times, 1 Oct. 2026

Raid Hunter combines proven Chain Gun technology, precision‑guided 50mm ammunition and a networked, interoperable system controller to deliver powerful protection against high-volume, mixed-threat aerial raids. — Prabhat Ranjan Mishra, Interesting Engineering, 30 Sep. 2026

South Korea, the United States and others say North Korea has also supplied artillery, ammunition and missiles to Russia in return for economic and military assistance. — ABC News, 28 Sep. 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