coak

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

Definitions

  1. 1.(Carp.) A kind of tenon connecting the face of a scarfed timber with the face of another timber, or a dowel or pin of hard wood or iron uniting timbers. [Also spelt coag.]
  2. 2.A metallic bushing or strengthening piece in the center of a wooden block sheve.
  3. 3.To unite, as timbers, by means of tenons or dowels in the edges or face. Totten.

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

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