The Collaborative International Dictionary of English v.0.48:
Canine \Ca*nine"\, a. [L. caninus, fr. canis dog: cf. F. canin.
1. Of or pertaining to the family Canid[ae], or dogs and
wolves; having the nature or qualities of a dog; like that
or those of a dog.
2. (Anat.) Of or pertaining to the pointed tooth on each side
Canine appetite, a morbidly voracious appetite; bulimia.
Canine letter, the letter r. See R.
Canine madness, hydrophobia.
Canine tooth, a tooth situated between the incisor and
bicuspid teeth, so called because well developed in dogs;
usually, the third tooth from the front on each side of
each jaw; an eyetooth, or the corresponding tooth in the