(1) “Care and custody” means the legal authority of a parent or guardian to supervise or otherwise be responsible for a minor, or the express authority given from such parent or legal guardian of a minor to a responsible adult to supervise or otherwise be responsible for the activities and care of the minor.

(2) “Emergency errand” means any errand or travel undertaken to directly and immediately seek to prevent or reduce the consequences of an illness or injury, criminal or potentially criminal activity, fire, or other accident and shall include the seeking of aid and assistance from medical or emergency response personnel or the purchase of medications.

(3) “Minor” means any unmarried, unemancipated person who is not a member of the armed forces of the United States and who is under 16 years of age for the purposes of Section 21-6-103, or who is under 18 years of age for the purposes of Section 21-6-104.

(4) “Public places” means any place open to the public, whether publicly or privately owned, including, but not limited to, parking lots and the interiors and exteriors of commercial establishments such as restaurants, stores, or places of entertainment.