For the purpose of this subchapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
"OWNER." Any person, firm, corporation, organization or department possessing or harboring or having the care or custody of an animal.
"UNCONFINED VICIOUS ANIMAL." A vicious animal is "unconfined" if the animal is not securely confined indoors or confined in a securely enclosed and locked pen or structure upon the premises of the owner of the animal. The pen or structure must have secure sides and a secure top attached to the sides. If the pen or structure has no bottom secured to the sides, the sides must be embedded into the ground no less than one foot. All such pens or structures must be adequately lighted and kept in a clean and sanitary condition.
"VICIOUS ANIMAL."
(1) Any animal with a known propensity, tendency or disposition to attack unprovoked, to cause injury to, or otherwise threaten the safety of human beings or domestic animal; or
(2) Any animal which, without provocation, attacks or bites, or has attacked or bitten, a human being or domestic animal; or
(3) Any animal owned or harbored primarily or in part for the purpose of animal fighting, or any animal trained for animal fighting.
(Ord. O-50-87, passed 1-12-88)