Tooth"ing, n.
1.
The act or process of indenting or furnishing with teeth.
2. Masonry
Bricks alternately projecting at the end of a wall, in order that they may be bonded into a continuation of it when the remainder is carried up.
Toothing plane, a plane of which the iron is formed into a series of small teeth, for the purpose of roughening surfaces, as of veneers.
© Webster 1913.