Rock duck

(Zool.) the harlequin duck.

See also: Rock

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Lawsuits filed in federal and state courts last week are the first to follow the sinking of a Table Rock duck boat, an amphibious boat modeled after a World War II craft used to transport troops from sea to land.
Jurisdiction fight looms in duck-boat litigation
Little Rock Ducks Unlimited Sponsors has announced that they will recognize former Game & Fish Commission Commissioner Marion "Mack" McCollum with the sixth annual Jerry Jones Sportsman's Award.
Little Rock Ducks Unlimited Sponsors
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