I. ˈkā-ˌnīn, Brit also ˈka- noun
Date: 15th century
1.
[Middle English, from Latin ( dens ) caninus canine tooth]
: a conical pointed tooth ; especially : one situated between the lateral incisor and the first premolar — see tooth illustration
2. : dog 1a ; broadly : canid
II. adjective
Etymology: Latin caninus, from canis dog — more at hound
Date: 1607
1. : of or resembling that of a dog
canine loyalty
2. : of or relating to dogs or to the family (Canidae) including the canids