cocker spaniel

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A dog of a breed originally developed in England, having long drooping ears and a variously colored silky coat.

Wiktionary

1. n. Either of two breeds of dog, the American cocker spaniel and the English cocker spaniel.

GNU Webster's 1913

1. One of a breed of small or medium-sized spaniels kept for hunting or retrieving game or for household pets. They usually weigh from eighteen to twenty-eight pounds. They have the head of fair length, with square muzzle, the ears long and set low, the legs short or of medium length, and the coat fine and silky, wavy but not curly. Various colors are bred, as black, liver, red, black and white, black and tan, etc.

WordNet 3.0

1. n. a small breed with wavy silky hair; originally developed in England