doucker

noun8

1. •
   (UK, no longer used) Any of a number of swimming birds that dive underwater.
2. •
   (dialect, no longer used) grebe
3. •
   (dialect, no longer used) diver
4. •
   (dialect, no longer used) goldeneye
5. •
   (dialect, no longer used) pochard
6. •
   (dialect, no longer used) scaup
7. •
   (dialect, no longer used) scoter
8. •
   (dialect, no longer used) tufted duck (Aythya fuligula)