[ jak-stey ]

  1. a rod or batten, following a yard, gaff, or boom, to which one edge of a sail is bent.

  2. a rail for guiding the movement of the hanks of a sail.

  1. a transverse stay for stiffening a mast having a gaff sail, coming downward and outward from the head of the mast, passing over a spreader at the level of the gaff, then inclining inward to the mast again near the foot.

Origin of jackstay

First recorded in 1830–40; jack1 + stay3

Words Nearby jackstay

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use jackstay in a sentence

British Dictionary definitions for jackstay


/ (ˈdʒækˌsteɪ) /

  1. a metal rod, wire rope, or wooden batten to which an edge of a sail is fastened along a yard

  2. a support for the parrel of a yard

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012