Definition

Proper noun An independent, combined-arms military service branch of the United States Department of the Navy, specializing in expeditionary and amphibious warfare. It is a distinct, separate service from the United States Navy, though it operates under the Department of the Navy.

Usage

The term "United States Marine Corps" refers to the institution as a whole. It is often preceded by the definite article "the." * The United States Marine Corps was founded in 1775. * He served with distinction in the United States Marine Corps. * The mission of the United States Marine Corps is to be a rapid-response force.

Advanced Usage

• "The Corps": A common, formal shorthand used by members and the public to refer to the United States Marine Corps.
  • He dedicated his life to the Corps.
• "Marine Corps": A standard abbreviated form, often used adjectivally.
  • She attended the Marine Corps ball.
• "U.S. Marine Corps" and "USMC": Standard official abbreviations.

Variants and Related Words

• Marine (noun): A member of the United States Marine Corps.
  • A Marine must complete rigorous training.
• Marine (adjective): Pertaining to the United States Marine Corps or its members.
  • Marine infantry units deployed quickly.
• USMC: The standard initialism for United States Marine Corps.

Synonyms

• The Marine Corps
• The Corps
• The U.S. Marines (This phrasing emphasizes the personnel but is commonly used to refer to the service.)

Related Phrases and Idioms

• "Semper Fidelis": The official Latin motto of the United States Marine Corps, meaning "Always Faithful." Often shortened to "Semper Fi."
  • Marines greet each other with "Semper Fi."
• "The Few, The Proud": A well-known recruiting slogan for the United States Marine Corps.
• "Once a Marine, always a Marine": A phrase expressing the enduring identity of those who have served in the United States Marine Corps.

Noun

1. an amphibious division of the United States Navy