the U.S. department consisting of practically all military aviation forces, established July 26, 1947.
air force, a similar department in any military organization.
air force, (formerly) the largest unit in the U.S. Army Air Forces.
air force, a unit of U.S. Air Force command between an air division and an air command.
Sometimes air force the military unit of a nation charged with carrying out military operations in the air.
British. Royal Air Force.
the branch of a nation's armed services primarily responsible for air warfare
( as modifier )
an air-force base
a formation in the US and certain other air forces larger than an air division but smaller than an air command
First recorded in 1915–1920
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Air Force for chemical propulsion can also successfully power miniature electric thrusters known as electrospray thrusters.
From Science Daily • Jun. 10, 2026
"Rescue efforts were led by US Naval Forces Central Command and the 82nd Airborne Division, with support from US Air Force and Navy units including US 5th Fleet's Task Force 59," the statement added.
From BBC • Jun. 9, 2026
“They can watch it on television,” Trump told reporters on Air Force One.
From MarketWatch • Jun. 8, 2026
He has announced plans for a Trump Presidential Library in Miami featuring its own Oval Office and an Air Force One jet.
From Barron's • Jun. 4, 2026
‘That’s exactly what I am telling you!’ cried the Air Force man.
From "The BFG" by Roald Dahl
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.
