jackstay(redirected from jackstays)
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1. A stay for racing or cruising vessels used to steady the mast against the strain of the gaff.
2. A rope, rod, or batten along the upper side of a yard, gaff, or boom to which a sail is fastened.
3. A rope or rod running vertically on the forward side of the mast on which the yard moves.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Nautical Terms) a metal rod, wire rope, or wooden batten to which an edge of a sail is fastened along a yard
2. (Nautical Terms) a support for the parrel of a yard
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.