1. dark, dull, or somber in color
Usage: formal

1. formal academic dress worn at Oxford University, consisting of dark clothing
Usage: British; academic

Examples

• The subfusc walls of the old library created a somber atmosphere.
• Students must wear subfusc to their final examinations at Oxford.
• Her subfusc attire consisted of a dark suit and white shirt.
• The subfusc lighting made it difficult to read.
• Oxford traditions require subfusc dress for degree ceremonies.
• The room’s subfusc decor reflected the serious nature of the proceedings.