No person may show his or her buttocks on a playground.

9.04.020 Nudity in public parks, playgrounds and beaches. A. Definition of Park. The term “park” includes every public park, roadside rest areas, playground, zoological garden, ocean, beach or other recreational facility area, together with any parking lot, reservoir, pier, swimming pool, court, field, bridle path, train or other recreational facility or structure thereon, in the…