大だい先せん輩ぱい

noun

greatly senior person; veteran

Refers to someone far more senior in age, experience, or rank, often in a workplace, school, or organization. Carries strong respect.

• 彼かれは私わたしよりずっと大だい先せん輩ぱいで、入にゅう社しゃして三さん十じゅう年ねんになる。

  He is a much more senior colleague than I am, having joined the company thirty years ago.

• 大だい先せん輩ぱいの前まえでは、つい緊きん張ちょうしてしまう。

  I can't help but get nervous in front of such a senior person.