プログレッシブ和英中辞典(第4版)の解説
としより【年寄り】
an old [elderly] person ⇒ろうじん(老人)
彼は年寄りじみている
He looks 「old for [much older than] his age.
年寄りの冷や水
年寄りの冷や水だ
It's an old man's indiscretion./It's something an old man shouldn't attempt.
年寄り株
a share in the Japan Sumo Association; the right to be an elder (member) in the Japan Sumo Association