Shetland n 1: an archipelago of about 100 islands in the North Atlantic off the north coast of Scotland [syn: {Shetland}, {Shetland Islands}, {Zetland}] 2: a small sheepdog resembling a collie that was developed in the Shetland Islands [syn: {Shetland sheepdog}, {Shetland sheep dog}, {Shetland}]