1.The prevailing style or custom, as in dress or behavior: out of fashion. 2.Something, such as a garment, that is in the current mode: a swimsuit that is the latest fashion. 3.The style characteristic of the social elite: a man of fashion. 4a.Manner or mode; way: Set the table in this fashion. 4b.A personal, often idiosyncratic manner: played the violin in his own curious fashion. 5.Kind or variety; sort: people of all fashions. 6. Shape or form; configuration.