Air Force

American  

noun

1. the U.S. department consisting of practically all military aviation forces, established July 26, 1947.

2. air force, a similar department in any military organization.

3. air force, (formerly) the largest unit in the U.S. Army Air Forces.

4. air force, a unit of U.S. Air Force command between an air division and an air command.

5. Sometimes air force the military unit of a nation charged with carrying out military operations in the air.

6. British. Royal Air Force.

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air force British  

noun

1. 1. the branch of a nation's armed services primarily responsible for air warfare

   2. ( as modifier )

      an air-force base

2. a formation in the US and certain other air forces larger than an air division but smaller than an air command

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Etymology

Origin of Air Force

First recorded in 1915–1920

Example Sentences

It couldn’t be determined whether the plane will be a fully functional Air Force One by then, beyond likely containing a secure communications system and sporting a new coat of paint.

From The Wall Street Journal

Air Force One was grounded due to a "minor electrical issue", according to the White House.

From BBC

Air Force F-35s have been observed heading to the Middle East.

From The Wall Street Journal

A couple of days later aboard Air Force One, the president said he wasn’t inclined to allow Exxon into Venezuela.

From The Wall Street Journal

Currently, the recall liability for non-officer veterans in the British Army and the Royal Air Force ends either 18 years after discharge or at age 55, whichever comes first.

From Barron's