engine ground run / run-up

engine ground run / engine test

wing-in-ground-effect amphibious craft; ground-effect vehicle (GEV); wing-in-ground-effect (WIG); ground-effect craft; wingship; flarecraft; ekranoplan

engine capacity / engine power, engine output

engine run-up operation

engine run-up area

engine start-up and run-up

ground run

reaction engine / motor (jet engine)

rotary engine (Wankel engine)

engine oil reservoir / engine oil tank

airbreathing jet engine / ducted jet engine

battle-ground / battle ground / battleground

Ground Observer 12 (GO 12 Ground Surveillance Radar, нім. Bodenüberwachungsradar)

vantage ground / vantage-ground

ground-to-ground guided missile

ground-to-ground rocket

ground/air communications / ground-air communication

dry run

dummy run

hit and run battle

hit and run tactics

physical endurance run

raise / run the blockade

run (naut.)

run in

run-flat (tire)

takeoff run

Willow Run Research Center

run into opposition

run out of ammo

bottom run (of tank track)

day's run