As used in this article, the following terms shall have the meanings indicated:
Refers to a dog off the premises of the person owning or keeping or harboring it and not in a crate or other safe control or not securely fastened to a tether, leash or chain held by its owner or other person capable of controlling said dog.
Any male or female dog, bitch or spayed bitch.
Any dog which has attained the age of seven months which possesses a set of permanent teeth.
When applied to the proprietorship of a dog, includes every person having a right of property in such dog and every person who harbors or has such dog in his keeping.