sea duck

1. 1.

   any of various large diving ducks found along the seacoast: eider; scoter; merganser

   Broaderduck

   Narrowereiderscoterold squawmerganser

Questions about sea duck

What does sea duck mean?

sea duck means "any of various large diving ducks found along the seacoast: eider; scoter; merganser".

Is sea duck a common word?

sea duck is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.