Definition of fid in US English:



  • 1A square wooden or iron bar that takes the weight of a topmast stepped to a lower mast by being passed through holes in both masts.

    • ‘The fid, therefore, must be withdrawn every time the top-mast is lowered.’
    • ‘The topmast is held in place by a fid, or pin passing through the masthead and topmast.’
    1. 1.1 A conical pin or spike used in splicing rope.
      • ‘A tapered wooden spike called a 'fid' is the traditional splicing tool commonly used for splicing natural fiber twisted rope.’
      • ‘The fid is hollow so that a strand can be led into it and fed through the rope.’
      prong, barb, point, skewer, stake, spit, projection
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Early 17th century: of unknown origin.