harlequin duck

noun

Definition of harlequin duck

  1. :  a small variegated sea duck (Histrionicus histrionicus) chiefly of northern North America, Iceland, and Siberia with the male being chiefly blue with many white markings and red-brown sides

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Seen and Heard

What made you want to look up harlequin duck? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

feeling or affected by lethargy

Get Word of the Day daily email!