(a) “Streetgang” or “gang” or “organized gang” or “criminal streetgang” means any combination, confederation, alliance, network, conspiracy, understanding, or other similar conjoining, in law or in fact, of three (3) or more persons with an established hierarchy that, through its membership or through the agency of any member, engages in felonious criminal activity.

For purposes of this chapter, it shall not be necessary to show that a particular conspiracy, combination or conjoining of persons possesses, acknowledges or is known by any common name, insignia, flag, means of recognition, secret signal or code, creed, belief, structure, leadership or command structure, method of operation or criminal enterprise, concentration or specialty, membership, age or other qualifications, initiation rites, geographical or territorial situs or boundary or location, or other unifying mark, manner, protocol or method of expressing or indicating membership when the conspiracy’s existence, in law or in fact, can be demonstrated by a preponderance of the competent evidence. However, any evidence reasonably tending to show or demonstrate, in law or in fact, the existence of or membership in any conspiracy, confederation or other association described herein, or probative of the existence of or membership in any such association, shall be admissible in any action or proceeding brought under this chapter.

(b) “Public authority” means the state and political subdivisions as defined in Section 11-46-1, Mississippi Code of 1972.

(c) “Streetgang member” or “gang member” means any person who actually and in fact belongs to a gang, and any person who knowingly acts in the capacity of an agent for or accessory to, or is legally accountable for, or voluntarily associates himself with a gang-related criminal activity, whether in a preparatory, executory or cover-up phase of any activity, or who knowingly performs, aids or abets any such activity.

(d) “Streetgang related” or “gang-related” means any criminal activity, enterprise, pursuit or undertaking directed by, ordered by, authorized by, consented to, agreed to, requested by, acquiesced in, or ratified by any gang leader, officer or governing or policymaking person or authority, or by any agent, representative or deputy of any such officer, person or authority:

(i) With intent to increase the gang’s size, membership, prestige, dominance or control in any geographical area; or

(ii) With intent to exact revenge or retribution for the gang or any member of the gang; or

(iii) With intent to provide the gang with any advantage in, or any control or dominance over, any criminal market sector, including but not limited to the unlawful manufacture, delivery, possession or sale of controlled substances; arson; traffic in stolen property or stolen credit cards; traffic in prostitution, obscenity or pornography; or that involves robbery, armed robbery, burglary or larceny; or

(iv) With intent to obstruct justice, or intimidate or eliminate any witness against the gang or any member of the gang; or

(v) With intent to otherwise, directly or indirectly, cause any benefit, aggrandizement, gain, profit or other advantage whatsoever to or for the gang, its reputation, influence or membership.