Definify.com
Webster 1913 Edition
Fid
Fid
,Noun.
[Prov. E.
fid
a small, thick lump.] 1.
(Naut.)
A square bar of wood or iron, used to support the topmast, being passed through a hole or mortise at its heel, and resting on the trestle trees.
2.
A wooden or metal bar or pin, used to support or steady anything.
3.
A pin of hard wood, tapering to a point, used to open the strands of a rope in splicing.
☞ 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.
4.
(Mil.)
A block of wood used in mounting and dismounting heavy guns.
Webster 1828 Edition
Fid
FID
, n.1.
A square bar of wood or iron, with a shoulder at one end, used to support the top-mast, when erected at the head of the lower mast.2.
A pin of hard wood or iron, tapering to a point, used to open the strands of a rope in splicing.