From Longman Dictionary of Contemporary EnglishRelated topics: Militarysergeantser‧geant /ˈsɑːdʒənt $ ˈsɑːr-/●くろまる○しろまる○しろまる noun [countable]PMPOSITION/RANKa lowrank in the army, air force, police etc, or someone who has this rankExamples from the Corpussergeant• Two policemen are responsible for communityrelations and two policewomen for juvenileliaison, one each of whom is a sergeant.• I was called from the incident room by the desksergeant who recognised her.• Later that afternoon the dutysergeant allowed him an hour off to dig the grave in which they would buryPrivate Prescott.• Smithadmits he did wrong by committingadultery with the wife of a Marinesergeant, while the enlisted man was overseas.• The sergeant felt uneasy while he and Blanche stood on the drawbridge.• Reeves continued his militarycareer, was promoted to sergeant and was often stationed overseas while his wife remained in Copperas Cove.Originsergeant(1100-1200)Old Frenchsergent"servant, sergeant", from Latinservens, present participle of servire; → SERVE1