California Code, Penal Code - PEN § 313

(a) “Harmful matter” means matter, taken as a whole, which to the average person, applying contemporary statewide standards, appeals to the prurient interest, and is matter which, taken as a whole, depicts or describes in a patently offensive way sexual conduct and which, taken as a whole, lacks serious literary, artistic, political, or scientific value for minors.

(b) “Matter” means any book, magazine, newspaper, video recording, or other printed or written material or any picture, drawing, photograph, motion picture, or other pictorial representation or any statue or other figure, or any recording, transcription, or mechanical, chemical, or electrical reproduction or any other articles, equipment, machines, or materials. “Matter” also includes live or recorded telephone messages when transmitted, disseminated, or distributed as part of a commercial transaction.

(c) “Person” means any individual, partnership, firm, association, corporation, limited liability company, or other legal entity.

(d) “Distribute” means to transfer possession of, whether with or without consideration.

(e) “Knowingly” means being aware of the character of the matter.

(f) “Exhibit” means to show.

(g) “Minor” means any natural person under 18 years of age.