1. a large gray wild goose that is the ancestor of most domestic geese

Examples

• The graylag is native to Europe and Asia.
• Flocks of graylags migrate south for the winter.
• The farmer’s domestic geese descended from wild graylags.
• We spotted a pair of graylags nesting by the lake.
• The graylag’s distinctive call echoed across the wetlands.
• Conservation efforts have helped graylag populations recover.