The following words and phrases when used in this act shall have the meanings given to them in this section unless the context clearly indicates otherwise:

“City.” A city of the first class.

“Public property used for public purposes.” The term shall mean any public assembly facility located on public land (which shall include public land leased to a private individual, partnership, corporation or other business enterprise), primarily used for professional and amateur sports entertainment, musical concerts and other cultural and entertainment events, including accessory uses incident thereto which shall include, but not be limited to, dining, drinking and parking facilities, whether or not such facility is owned and operated by a public authority or is leased to or operated by a private individual, partnership, corporation or other business enterprise.