: any of a rare breed of large, muscular dogs that were developed in New Hampshire in the early 1900s as sled and working dogs and have a yellow, reddish-yellow, or yellowish-brown coat and calm temperament
Among the dogs he [Arthur Treadwell Walden] used for breeding the Chinook were descendants of Admiral Peary's Greenland expedition huskies, along with mastiff-types. John Nolan
Word History
Etymology
Lower Chehalis (Salishan language of western Washington) c̓inúk, name of a Chinook village