(mining) A superintendent of mines.

(aviation) alternative form of groundcrew

(aviation) staff employed by an airline, or an airport, that work on the ground, as opposed to aircrews. / (sports) staff employed by a sports club to maintain their sports ground.

(military) A terrain or installation for testing weapons, military equipment, or tactics. / (figuratively) A venue or project in which new technologies, methods, or techniques are tested.

(nautical) equipment, such as anchors, cables, or windlasses, for mooring a vessel away from a pier or other fixed moorings.

(military) A large area of firm ground, formerly usually adjacent to fortifications and now usually a paved area at a military base, where soldiers present themselves for inspection ("parade") and practice marching and close-order drills.

(idiomatic, uncountable, usually with "the") A position of advantage or superiority in a conflict or competition. / Used other than figuratively or idiomatically: see high, ground.

(Britain, law, uncountable) Rabbits and hares / (martial arts) Hand-to-hand combat in which both fighters are on the ground, or skill in such combat / (golf) Putting; hitting the ball along the ground

plural of ground game

Having gotten a good start; having reached a level of stability or self-sufficiency.