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CO - Commanding Officer

CO stands for Commanding Officer. The officer in command of a military unit. The CO has ultimate responsibility for all aspects of the unit including training, discipline, readiness, a...

CO Commanding Officermilitary acronymdefense terminology
CO Ranks & Structure
Full Form: Commanding Officer

Definition

The officer in command of a military unit. The CO has ultimate responsibility for all aspects of the unit including training, discipline, readiness, and mission accomplishment.

Usage Examples

  • The battalion CO approved the mission plan.

Related Terms

XO CommanderOIC
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About CO

CO stands for Commanding Officer. This term falls under the Ranks & Structure category of military terminology.

The officer in command of a military unit. The CO has ultimate responsibility for all aspects of the unit including training, discipline, readiness, and mission accomplishment.

Related Ranks & Structure Terms

Here are other acronyms in the same category that you might find useful:

  • NCO - Non-Commissioned Officer
  • XO - Executive Officer

How to Use This Term

When encountering "CO" in military reports, news articles, or OSINT analysis, it refers to Commanding Officer. Understanding this term helps you follow discussions about military organization.

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