jacket

Definitions

• A piece of clothing worn on the upper body outside a shirt or blouse, often waist length to thigh length.
• A piece of a person's suit, beside trousers and, sometimes, waistcoat; coat US
• A protective or insulating cover for an object (e.g. a book, hot water tank, bullet.)
• (slang) A police record.
• (military) In ordnance, a strengthening band surrounding and reinforcing the tube in which the charge is fired.
• The tough outer skin of a baked potato.