Short and interrupted: as, a hacking cough. Also hacky.
noun.
In brick-making, piling bricks for drying.
noun.
In pathology, the emission of a succession of short coughs.
noun.
In massage, the act of striking the muscles with the side of the hand.
noun.
The operation of working over the faces of rough or worn grindstones with a hack-hammer; also, a similar treatment of the faces of polishing-wheels with a sharp tool of a like kind.
noun.
In masonry, the separation of a course of stones into two smaller courses, when there are not enough large stones to form a single course.
noun.
In gem-cutting, the cuts and grooves made in the metal laps by holding the cutting edge of a steel blade against them while in motion, for the purpose of providing receptacles or pockets for the powders used in cutting and polishing gems.