'Heading joint' definitions:

Definition of 'Heading joint'

From: GCIDE

Heading \Head"ing\, n.
1. The act or state of one who, or that which, heads; formation of a head. [1913 Webster]
2. That which stands at the head; title; as, the heading of a paper. [1913 Webster]
3. Material for the heads of casks, barrels, etc. [1913 Webster]
4. (Mining, tunneling) (a) A gallery, drift, or adit in a mine; the vein above a drift. (b) The end of a drift or gallery; also, the working face at the end of a tunnel, gallery, drift, or adit from which the work is advanced. [1913 Webster +RDH]
5. (Sewing) The extension of a line ruffling above the line of stitch. [1913 Webster]
6. (Masonry) That end of a stone or brick which is presented outward. --Knight. [1913 Webster]
Heading course (Arch.), a course consisting only of headers. See Header, n. 3 (a) .
Heading joint. (a) (Carp.) A joint, as of two or more boards, etc., at right angles to the grain of the wood. (b) (Masonry) A joint between two roussoirs in the same course. [1913 Webster]