Reactionary or conservative. / Long-established.

(informal) The Devil.

A linguistic ancestor of the Chinese languages, spoken during roughly the first millennium BCE.

plural of old maid

plural of old chap

plural of old town

Used other than figuratively or idiomatically: see old, town. / The historic district of a city or town.

From, in, or pertaining to, an old-growth forest; having mature trees or other plants.

The oldest form of Indo-Aryan languages, specifically Vedic or classical Sanskrit (ca. 1500–300 BCE)

Of or pertaining to the oldest form of Indo-Aryan languages.