■ noun
1》 a woman's or child's hat tied under the chin and with a brim framing the face.
2》 a soft brimless hat like a beret, worn by men and boys in Scotland.
↘ Heraldry the velvet cap within a coronet.
3》 (also war ~ ) the ceremonial headdress of an American Indian.
4》 Brit. the hinged metal canopy covering the engine of a motor vehicle.
5》 a cowl on a chimney.
6》 Sailing, historical an additional canvas laced to the foot of a sail.
Derivatives
~ed adjective
Origin
ME: from OFr. bonet , from med. L. abonnis 'headgear'.