督とく戦せん隊たい

noun

barrier troop; blocking detachment

Military term for a unit stationed behind front-line forces to prevent retreat or desertion, often by force.

• ソ連れん軍ぐんは第だい二に次じ世せ界かい大たい戦せん中ちゅう、督とく戦せん隊たいを配はい置ちして兵へい士しの退たい却きゃくを防ふせいだ。

  During World War II, the Soviet army deployed barrier troops to prevent soldiers from retreating.