Definition of "sheephook"

You then shall for my fake this sheephook keep, Adorn'd with Brass […]

a. 1701, John Dryden, The Fifth Eclogue Daphnis

O'er both their marks it flew; till fiercely flung From Polypoetes' arm the discus sung: Far as a swain his whirling sheephook throws, That distant falls among the grazing cows, So past them all the rapid circle flies: His friends, while loud applauses shake the skies, With force conjoin'd heave off the weighty prize.

1720, Alexander Pope, The Iliad of Homer‎, published 1899

For the shepherd of that unhappy sheepfold also had climbed up some other way before he knew how to hold a sheephook, till, week after week, the hungry sheep looked up and were not fed.

1894, Alexander Whyte, Samuel Rutherford‎