(A)   Definitions. For the purpose of this section, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
      PUBLIC SCHOOL. Any school building, school grounds, play area, parking lot, bus stops, school bus or athletic field owned or leased by a public school district.
      SCHOOL OFFICIAL. The principal, assistant principal or any schoolteacher of a public school.
   (B)   Defacement of school buildings. No person may mark with ink, paint, chalk or other substance, or post advertisements on, or in any other manner deface or injure fences, trees, lawns or fixtures appurtenant to or located on the public school, or post advertisements on such fences, trees or fixtures. No signs may be placed or posted anywhere on a public school without the express permission of a school official.
   (C)   Breach of peace on school grounds. No person may make or assist in making any noise, disturbance, diversion or activity by which peace, quiet and good order of the public school is disturbed.
   (D)   Fighting and brawling on school grounds. No person may engage in, threaten to engage in, or assist in engaging in any riot, fight, brawl, tumultuous conduct or act of violence in a public school.
   (E)   Indecent language on school grounds. No person may use foul, offensive, obscene or indecent language in a public school.
(2001 Code, § 2015)