Definify.com
Webster 1913 Edition
Toothing
Tooth′ing
,Noun.
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.