ground run

engine ground run / run-up

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

engine ground run / engine test

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

distance of run

dry run course

run out

once-run

run-up check

straight-run gasoline

straight-run product

unstable run