1. Plural of bicorne; a hat with two corners or points, typically worn sideways or front-to-back.
Usage: historical; often capitalized when referring to a specific style associated with Napoleon or 18th-century military dress

Examples

• The museum displayed several bicornes from the Napoleonic era.
• Officers in the 18th century wore bicornes as part of their formal uniform.
• He collected antique bicornes from different European armies.
• The portrait showed the general wearing a distinctive bicorne tilted at an angle.