An engine having a trunk piston, as most internal combustion engines. [Webster 1913 Suppl.]

air engine, aircraft engine, atrioventricular trunk, automobile engine, automobile trunk, auxiliary engine, bogie engine, celiac trunk, diesel engine, donkey engine, engine, engine block, engine cooling system, engine driver, engine failure, engine room, epitrochoidal engine, external-combustion engine, fanjet engine, fire engine, four-stroke engine, four-stroke internal-combustion engine, gas engine, gasolene engine, gasoline engine, heat engine, internal-combustion engine, ion engine, jet engine, locomotive engine, otto engine, pilot engine, pulmonary trunk, radial engine, radiant engine, ramjet engine, reaction engine, reaction-propulsion engine, reciprocating engine, rocket engine, rotary engine, search engine, semiradial engine, steam engine, switch engine, tandem engine, tank engine, traction engine, tree trunk, trunk, trunk call, trunk hose, trunk lid, trunk line, trunk piston, trunk road, trunk route, trunk steamer, turbofan engine, turbojet engine, valve-in-head engine, wankel engine, wankel rotary engine, water engine