Dictionary.com
Thesaurus.com
Synonyms

armed forces

American  

plural noun

  1. military, naval, and air forces, especially of a nation or of a number of nations.


armed forces British  

plural noun

  1. the military forces of a nation or nations, including the army, navy, air force, marines, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of armed forces

First recorded in 1685–95

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Space Force, the service of the armed forces that deals with this topic, has defined space control as efforts to “destroy, disrupt, or degrade” vital assets in outer space.

From Slate Sep. 17, 2026

Ireland’s armed forces number around 7,750 personnel, below its goal of about 9,700.

From The Wall Street Journal Sep. 15, 2026

They signed a strategic roadmap on the acquisition of French military equipment as Iraq seeks to modernise its armed forces and strengthen its sovereignty capabilities.

From Barron's Sep. 14, 2026

The armed forces are authorized to assist federal and state police in averting dangers posed by unmanned drones.

From The Wall Street Journal Sep. 9, 2026

Others joined different branches of the armed forces.

From "Code Talker: A Novel About the Navajo Marines of World War Two" by Joseph Bruchac

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training