You searched for: “most unfashionable
unfashionable (adjective), more unfashionable, most unfashionable
1. Neither stylish nor popular at a particular time: Julie somehow always had a preference for unfashionable clothes, especially those dating back to the period of her grandmother.
2. Unsuitable in regards to social acceptance: Sandy's school friend lived in an unfashionable and tacky part of town across the railroad tracks.