Coak /(kōk)/

Coak

n.
  1. See Coke, n.

Coak

n.
  1. 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. (Carp.)
  2. A metallic bushing or strengthening piece in the center of a wooden block sheave.

Coak

v. t.
  1. To unite, as timbers, by means of tenons or dowels in the edges or faces. (Carp.)