from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A dog of a medium-sized, agile breed developed in the border country of England and Scotland for herding sheep, often having a wavy black coat with white markings.


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  • Descended from reindeer-herding dogs brought to Scotland by Viking invaders, later crossed with the Valee sheepdog (according to Simon & Schuster's Guide to Dogs, 1980). All-around awesome dogs (according to Chained_Bear, 2007).

    February 21, 2007