Naut. Obs. Also 7 vial, violl, vyoll; 89 voyol, 9 voyal. [Of obscure origin.] (See later quots.)
1627. Capt. Smith, Seamans Gram., ii. 8. The violl is fastened together at both ends with an eye or two, with a wall knot, and seased together.
c. 1635. Capt. Boteler, Dial. Sea Services (1685), 236.
1667. Davenant & Dryden, Tempest, I. i. Must within. Our vials broke. Vent. within. Tis but our vial-block has given way.
1711. W. Sutherland, Shipbuild. Assist., 153. Viol cabld, as big as the Fore Stay. Ibid., 165. Viol, a large Hawser used to heave in the Cable.
1769. Falconer, Dict. Marine (1780), Voyol, a large rope used to unmoor, or heave up the anchors of a ship, by transmitting the effort of the capstern to the cables.
1841. R. H. Dana, Seamans Man., 133. Viol, or Voyal, a larger messenger sometimes used in weighing an anchor by a capstan.
[Cf. 1867. Smyth, Sailors Word-bk., 713. Viol, or Voyol, a large messenger formerly used to assist in weighing an anchor by the capstan.]
1869. W. M. Thomas, trans. Hugos Toilers of Sea, 191. Its chain was there, and might still be of service, unless the strain of the voyal should break away the planking.
b. attrib., esp. in viol-block.
1667. [see above].
1694. in Navy Board Lett., xxix. 833. Blocks. Vyoll, of 54 inch.
1751. Smollett, Per. Pic., lxxii. He may man his capstans and viol block, if he wool; but hell as soon heave up the Pike of Teneriff, as bring his anchor aweigh!
1794. Rigging & Seamanship, I. 157. Voyol or Viol Block is a large single-sheaved block . It is used in heaving up the anchor.
[1867. Smyth, Sailors Word-bk., Viol or Voyol Block, a large single-sheaved block through which the messenger passed when the anchor was weighed by the fore or jeer capstan. Ibid. This voyal-purchase.]