§ 91.02 DEFINITION.
   For the purpose of this chapter, the following definition shall apply unless the context clearly indicates or requires a different meaning.
   PUBLIC NUISANCE. A thing, act, occupation, condition, or use of property which shall continue for such time as to:
      (1)   Substantially annoy, injure, or endanger the comfort, health, repose, or safety of the public;
      (2)   In any way render the public insecure in life or in the use of property;
      (3)   Greatly offend the public morals or decency; or
      (4)   Unlawfully and substantially interfere with, obstruct, or tend to obstruct or render dangerous for passage any street, alley, highway, or other public way, or the use of public property.
(`99 Code, § 4.02)