Dictionary/盟主めいしゅMeishu盟主 (Meishu) is a Japanese noun meaning “leader (of an alliance), leading power”.Meaningsnounleader (of an alliance); leading powerKanji in 盟主盟alliance主lordRelated wordsご主人your husband主人head (of a household)主head (of a household)主chief主(one's) master主head (of a household, etc.)主任person in charge誓うto swear主婦housewife店主shopkeeper留守absence主張claim