旧きゅう君くんMeanings1nounformer lord; former masterrare termRare historical term for a lord or master one previously served. Cross-referenced with 旧主 (きゅうしゅ).See also: 旧主旧きゅう君くんに仕つかえた日ひ々びを思おもい出だす。I recall the days when I served my former lord.