Also whipsider(r)y, whipsey-derry. [app. connected with WHIP sb. 15 and DERRICK sb.] A contrivance for hoisting (esp. ore in shallow mines), consisting of a derrick with a whip or simple pulley attached, and worked by a horse or horses. Also simply whipsy and whip and derry (WHIP sb. 15).
1865. Tregellas, Tales, 146 (E.D.D.). What is a whipsiderry, sir? said I. A whipsiderry, said he, es a thing for rising traade, tes a sort of whem.
1866. Thornbury, Greatheart, xxxiv. Two waggons, laden with whipsidery pulleys, disjointed fragments of steam-engines, and miners gads and crowbars.
1866. R. P. Whitworth, Baillieres S. Austral. Gazetteer, 116. There are 2 double whipseys, and several single whipseys.
1875. J. H. Collins, Metal Mining, 76. With the derrick or whipsey-derry the cost will be a little more than with the horse-whim.