1743(1949)a white Whisker jack or a Jay Like [bird] wap pis ka John or wap pa whisker John.
1795(1911)The . . . Whisky-Jack . . . is very familiar, and . . . so much given to pilfering, that no kind of provisions it can come at, either fresh or salt, is safe from its depredations.
1888(1890)They are called by the men Whisky-Jacks . . . they are pretty birds about the size of a jay and of a bluish-grey colour.
1965They. . . [Indian trappers] had lived on Canada jays, commonly known as whiskey jacks.
2n.Obs. a person trading or selling whisky, especially as an illicit business, to the Indians.