Before July 1, 1994, for the purposes of this Section, "criminal street gang" means any ongoing organization, association, or group of 3 or more persons, whether formal or informal, having as one of its primary activities the commission of one or more criminal acts and that has a common name or common identifying sign, symbol, or specific color apparel displayed, and whose members individually or collectively engage in or have engaged in a pattern of criminal activity.
Beginning July 1, 1994, for purposes of this Section, "criminal street gang" has the meaning ascribed to it in Section 10 of the Illinois Streetgang Terrorism Omnibus Prevention Act.
705 ILCS 405/1-8