古こ参さん者しゃMeanings1nounsenior member; old-timer; veteranRefers to a person who has been in a group, organization, or place for a long time, often with informal seniority.彼かれはこの会かい社しゃの古こ参さん者しゃで、もう二に十じゅう年ねんも勤つとめている。He is an old-timer at this company, having worked here for twenty years.古こ参さん者しゃの意い見けんはやはり重おもみがある。The opinions of senior members naturally carry weight.