fid

fid is defined in Webster's Unabridged Dictionary (1913) with 3 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.A wooden or metal bar or pin, used to support or steady anything.
  2. 2.A pin of hard wood, tapering to a point, used to open the strands of a rope in splicing. Note: There are hand fids and standing fids (which are larger than the others, and stand upon a flat base). An iron implement for this purpose is called a marline spike.
  3. 3.(Mil.) A block of wood used in mounting and dismounting heavy guns.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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