dogtooth

noun

1. Synonym of cuspid, a pointed tooth between the incisors and premolars.

   “Dogges teeth, dentes canini.”

   “There are other twaine on each side, commonly called Dogge-teeth.”

   “When he smiled... one of his dogteeth stuck out.”

2. An ornament common in Gothic architecture, consisting of pointed projections resembling teeth.

   “This arch is the side of a niche from the tomb of Can Signorio della Scala, at Verona; and the value, as well as the distant expression of its dogtooth, may be seen by referring to Prout's beautiful drawing of this tomb in his "Sketches in France and Italy."”

3. Synonym of houndstooth.
4. A dogtooth violet.
5. (alt-of, alternative)Alternative form of dog tooth, a jagged leading edge of a wing.