Fid (?), n. [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.


A wooden or metal bar or pin, used to support or steady anything.


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 1913.

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