Chiefly of a person: foolish, stupid; (also) having one's mental faculties impaired in old age. Cf. dotard, adj.1

Of, relating to, or resembling an old fogey; likely to appeal to an old fogey.

Of or pertaining to geriatrics; designed for use by old people.

North American. Of accommodation: designed for the use of elderly persons; (in extended use) of, belonging, or relating to the elderly.