What is a feather, or group of feathers, worn as an ornament; a waving ornament of hair, or other material resembling feathers. His high plume, that nodded o'er his head. Dryden called?

plume — A feather, or group of feathers, worn as an ornament; a waving ornament of hair, or other material resembling feathers. His high plume, that nodded o'er his head. Dryden. (Webster's 1913.)

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