1. a flightless seabird with black and white plumage, webbed feet, and wings adapted for swimming

Examples

• The penguin waddled across the ice toward the water.
• Emperor penguins are the largest species of penguin.
• We watched the penguins dive for fish at the aquarium.
• Penguins huddle together to stay warm in Antarctica.
• The penguin’s sleek body helps it swim efficiently underwater.
• Baby penguins are covered in fluffy gray feathers.