WordReference Random House Unabridged Dictionary of American English © 2026
Bor′der col′lie,
- Dog and Cat Breedsone of a breed of herding dogs, developed in the border area between Scotland and England, having a harsh, wavy coat, usually black with white around the neck, chest, face, feet, and the tip of the tail, used for both sheep and cattle herding.
- 1940–45
'Border collie' also found in these entries (note: many are not synonyms or translations):