(a) "Minor" means a person under eighteen years.
(b) "Public place" means any public street, highway, road, alley, park, playground, public building or vacant lot.
(c) "Establishment" means any privately owned place of business carried on for profit or any place of amusement or entertainment to which the public is invited.
(d) "Private property" means any field, woods, pond, lake, quarry, barn, vacant or unoccupied house or other building owned by individuals or corporation.