- an Australian duck (Biziura lobata) with an inflatable leathery pouch beneath the lower jaw, spikelike tail feathers, and a musklike odor during the breeding season
- Muscovy duck
See musk duck in American Heritage Dictionary 4
- See Muscovy duck.
- A waterfowl (Biziura lobata) of Australia, the male of which has a leathery chin lobe and emits a musky odor during the breeding season.