commander in chief
Americannoun
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Also Commander in Chief the supreme commander of the armed forces of a nation or, sometimes, of several allied nations.
The president is the Commander in Chief of the U.S. Army, Navy, and Air Force.
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an officer in command of a particular portion of an armed force who has been given this title by specific authorization.
noun
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the officer holding supreme command of the forces in an area or operation
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the officer holding command of a major subdivision of one military service
Other Word Forms
Noun Inflected Forms
Etymology
Origin of commander in chief
First recorded in 1635–45
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.
His statue shows Washington standing with one foot slightly in front of the other and dressed as commander in chief of the Revolutionary army.
From The Wall Street Journal ● Jul. 2, 2026
The city owes more than its name to the first commander in chief; George Washington encouraged the French developer Pierre Charles L’Enfant to design a capital that would symbolize the nation.
From Slate ● May 18, 2026
"Ultimately, the timeline will be dictated by the commander in chief," she told journalists.
From Barron's ● Apr. 23, 2026
LeMay, wrote journalist Richard Reeves in “President Kennedy: Profile of Power,” told his commander in chief he didn’t need Kennedy’s gratitude.
From Salon ● Apr. 8, 2026
Here, she was the commander in chief, not Mom.
From "Glitch" by Laura Martin
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.