1. a large North American diving duck with a reddish-brown head and neck and a whitish back

Examples

• The canvasback is prized by hunters for its excellent taste.
• Canvasbacks migrate south in large flocks during winter.
• The male canvasback has distinctive red eyes and a sloping profile.
• Chesapeake Bay is an important habitat for canvasback ducks.
• We spotted several canvasbacks diving for aquatic plants in the marsh.
• The canvasback population has recovered thanks to conservation efforts.