noun
Literary or formal term for an old person; not common in everyday speech.
老生の知恵を若者が学ぶこともある。
Young people sometimes learn from the wisdom of the elderly.
pronoun
Humble first-person pronoun used by elderly men; very old-fashioned and rarely heard today.
老生が若い頃は、この辺りは一面の田んぼでした。
When I was young, this area was all rice paddies.