Newfoundland \New"found*land`\ (?, often ?), n. 1. An island on the coast of British North America, famed for the fishing grounds in its vicinity. 2. A Newfoundland dog. --Tennyson. {Newfoundland dog} (Zo["o]l.), a breed of large dogs, with shaggy hair, which originated in Newfoundland, noted for intelligence, docility, and swimming powers.