Capable of being shaped or fashioned.Conforming to established fashion, custom, or prevailing practice: as, a fashionable dress or hat; fashionable opinions.Observant of the fashion or customary mode; dressing or behaving according to the prevailing fashion; genteel; polished: as, a fashionable man; fashionable society.Of, pertaining to, or characteristic of people of fashion: as, fashionable waste.Patronized, resorted to, or occupied by people of fashion: as, a fashionable tailor or hatter; a fashionable watering-place or neighborhood.n. A person of fashion: chiefly used in the plural: as, this establishment is patronized by the fashionables.