プログレッシブ和英中辞典(第4版)の解説
かんじ【幹事】
〔団体などの〕a secretary;〔世話係〕a manager
同窓会の幹事
a secretary of an alumni association
忘年会の幹事を務めた
He was in charge of arrangements for the year-end party.
幹事長
the chief secretary
政党の幹事長
the secretary-general of a political party