List of established military terms
Flight (military unit)

Operational: Airspeed alive: Airspeed indicator showing increasing speed.
Smoke in the air: used by pilots/aircrew for locked-on incoming missiles at visual range.
Sortie: used by air forces to indicate an aircraft mission count (flew seven sorties) or in the sense of a departure (the aircraft sortied).
Squadron hack

Doctrinal: These terms concern the type of use of aviation armed forces.

Aircraft marshalling

Tactics: Aerial ramming
Bombing: specifically area bombing, carpet bombing and pattern bombing.
Glider snatch pick-up
Sortie: a mission flown by an aircraft

Ordnance: Bomb
Missile

Aircraft: Airship
Attacker
Bomber
Dirigible, balloon
Fighter
Fighter bomber
Spotter plane
Stealth aircraft
Strike aircraft

Engineering: 

Space: 

Arms and services: Space corps
Space force

Doctrinal: Strategic Defense Initiative

See also: Glossary of German military terms
Glossary of military abbreviations
List of NATO country codes
List of British ordnance terms
List of equipment used in World War II
List of government and military acronyms
List of military slang terms
List of military tactics
List of World War II electronic warfare equipment
List of U.S. security clearance terms
List of aviation, avionics, aerospace and aeronautical abbreviations
List of aviation mnemonics

References: 

External links: A Dictionary of Military Architecture: Fortification and Fieldworks from the Iron Age to the Eighteenth Century by Stephen Francis Wyley, drawings by Steven Lowe
Victorian Forts glossary Archived 2016-03-04 at the Wayback Machine. A more comprehensive version has been published as A Handbook of Military Terms by David Moore at the same site
Military Earthworks Terms Archived 2007-02-17 at the Wayback Machine by the National Park Service, United States Department of the Interior
Military Terms Dictionary Lookup on military terms offering you clear definitions by some of the most reliable reference works in this field.
Military acronyms and abbreviations