(a) "Adult" means a person who is at least eighteen years of age.
(b) "Child" means a person who has not attained the age of eighteen years, or a person who is otherwise subject to the juvenile jurisdiction of a court pursuant to this article.
(c) "Extrajudicial statement" means any utterance, written or oral, which was made outside of court.
(d) "Juvenile" has the same meaning as the term "child".
(e) "Res gestae" means a spontaneous declaration made by a person immediately after an event and before the person has had an opportunity to conjure a falsehood.
(f) "Violation of a traffic law of West Virginia" means a violation of any provision of chapter seventeen-a, seventeen-b, seventeen-c or seventeen-d of this code except a violation of section one or two, article four, chapter seventeen-c of this code (hit and run) or of section one, article five of said chapter (negligent homicide), section two of said article (driving under the influence of alcohol, controlled substances or drugs) or section three of said article (reckless driving).