commander in chief: meaning, definition, pronunciation and examples
C1Formal, official, political, military.
Quick answer
What does “commander in chief” mean?
The supreme commander of a nation's armed forces.
Audio
Pronunciation
Definition
Meaning and Definition
The supreme commander of a nation's armed forces.
Used historically for supreme military leaders in various contexts; can metaphorically refer to the person with ultimate authority in any hierarchical organization (e.g., a family, a company).
Dialectal Variation
British vs American Usage
Differences
In the UK, the title 'Commander-in-Chief' was historically used for senior military officers but is now largely ceremonial. In the US, 'Commander in Chief' is a constitutional, active role of the President.
Connotations
In US contexts, it carries strong constitutional and political weight. In UK contexts, it is more historical or ceremonial.
Frequency
Much more frequent in US English due to its central constitutional role.
Grammar
How to Use “commander in chief” in a Sentence
[be/act as/serve as] + commander in chief + of + [armed forces/nation][the] + commander in chief + [verb: orders/commands/authorises]Vocabulary
Collocations
Examples
Examples of “commander in chief” in a Sentence
adjective
British English
- The commander-in-chief powers were debated.
- He assumed a commander-in-chief role.
American English
- The Commander-in-Chief role is defined in Article II.
- Commander-in-chief authority is a key presidential power.
Usage
Meaning in Context
Business
Rare; may be used metaphorically: 'The CEO is the commander in chief of the corporate strategy.'
Academic
Used in political science, history, and constitutional law.
Everyday
Used primarily in news and political discussion.
Technical
Specific term in military and constitutional law.
Vocabulary
Synonyms of “commander in chief”
Strong
Neutral
Vocabulary
Antonyms of “commander in chief”
Watch out
Common Mistakes When Using “commander in chief”
- Using 'chief commander' (incorrect reversal). Forgetting hyphens when using as a compound modifier (e.g., 'commander-in-chief responsibilities'). Incorrect capitalisation when not a title.
FAQ
Frequently Asked Questions
Only when it forms part of an official title (e.g., President and Commander in Chief Barack Obama). In generic use, it is lowercase.
Yes, in constitutional monarchies like the UK, the monarch is often the ceremonial commander-in-chief of the armed forces.
Commanders in chief or commanders-in-chief. Both are accepted, though the former is more common.
Primarily yes, but it is often used metaphorically for anyone in ultimate charge of a large organization or project.
The supreme commander of a nation's armed forces.
Commander in chief is usually formal, official, political, military. in register.
Commander in chief: in British English it is pronounced /kəˌmɑːndər ɪn ˈtʃiːf/, and in American English it is pronounced /kəˌmændər ɪn ˈtʃiːf/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Play commander in chief (informal, to take charge in an assertive way).”
Learning
Memory Aids
Mnemonic
Think: The CHIEF COMMANDER. The one IN CHARGE of all the other commanders.
Conceptual Metaphor
THE NATION IS AN ARMY; THE LEADER IS THE TOP GENERAL.
Practice
Quiz
Which of these is a key feature of the US Commander in Chief?