Avoiding social interaction; not sociable. Despite being in a room full of people, he remained asocial, preferring to sit quietly in the corner.
Not interested in or concerned with social norms or conventions. Her asocial behavior often puzzled her peers, as she seemed indifferent to the usual social expectations.
Hostile to or disruptive of the established social order; antisocial. The gang's asocial activities alarmed local residents.
(of an animal or species) Tending to live or spend time alone rather than in groups; solitary. Unlike wolves, which hunt in packs, the leopard is largely asocial, stalking its prey alone.