tuskarn.

1808–18 J. Jamieson Etymol. Dict. Sc. Lang. Tusker, an instrument made of iron, with a wooden handle, for casting peats, Orkn.

1809 A. Edmondston View Zetland Islands I. v. 177 The peats are cut with an instrument called a tuysker, which resembles a narrow spade, having a sharp plate of iron, called the feather, about seven inches long, projecting from the bottom on its left hand side, and it determines the form and size of the peat.

1821 W. Scott Pirate I. xii. 273 His thoughts were..engrossed in the deficiencies of the one-stilted plough; of the twiscar, with which they dig peats.

1822 S. Hibbert Descr. Shetland Islands 430 An ancient Scandinavian implement of husbandry is used for casting the peats, named a tuskar.

1883 Chambers's Jrnl. 211 Here he cuts his peats.., using..a spadelike instrument called a tusker.

1884 C. J. G. Rampini Shetld. & Shetlanders ii. 86 His archaic implements of agriculture—his tuskar or peat spade.

1900 J. Gunn Orkney Bk. 297 The flaying-spade and the tuskar are not mere toys, nor is ‘taking out’ the newly-cut peats a holiday task.