A person who lives at a particular place for a prolonged period and is showing signs of becoming old; an indication of an aging population: Two decades of generous public works spending have showered this city of 61,000 mostly graying residents with a highway, a four-lane bypass, a university, a prison, a children's art museum, the Sun Village Hamada sports center, a bright red welcome center, a ski resort, and an aquarium featuring three ring-blowing beluga whales.