1A word for an elderly person; more formal and objective in tone than お年寄り, commonly used in official writing and institutional names (e.g., 老人ホーム "nursing home").
電車で席を譲ったら、老人はにっこり笑ってお礼を言った。
When I gave up my seat on the train, the elderly person smiled and thanked me.
この地域は老人の一人暮らしが多く、見守り活動が行われている。
Many elderly people in this area live alone, so watch-over activities are carried out.
祖父は近所の老人クラブでよく将棋を指している。
My grandfather often plays shogi at the neighborhood senior citizens' club.