senior citizen
US /ˌsiː.njɚ ˈsɪt.ɪ.zən/
UK /ˌsiː.njɚ ˈsɪt.ɪ.zən/

1.
노인, 고령자
an elderly person, especially one who is retired and receiving a pension
:
•
The museum offers discounts for senior citizens.
박물관은 노인들에게 할인을 제공한다.
•
Many senior citizens enjoy community activities.
많은 노인들이 지역 활동을 즐긴다.