As used in this article, the following words
shall have the meanings indicated:
GUARDIAN
A person who has qualified as a guardian of the underaged
person pursuant testamentary or court appointed.
RELATIVE
The underaged person's grandparent, aunt or uncle, sibling,
or any other person related by blood or affinity.
The consumption or possession of alcoholic beverages
of any type on private property by a person who is under the legal
age and without legal authority is prohibited.