Sec. 2. DEFINITIONS. The following words and phrases when used in this Act are defined as follows, to wit:

(a) "Pension System" means the retirement, allowance, disability and pension system for employees of any Police Department coming within the provisions of this Act.

(b) "Member" means any and all employees in the Police Department who are engaged in law enforcement duties except janitors, car washers, cooks, and secretaries. Member may include reserve, special, or part-time officers as provided in Subsections (d), (e), and (f), Section 3 of this Act.

(c) "Pension Board" or "Board" means the Pension Board of the Pension System created under the Act for the purpose of administering the Pension System.

(d) "Service" means the services and work performed by a person employed in the Police Department.

(e) "Pension" means payments for life to the Police Department member out of the Pension Fund provided for herein upon becoming disabled or reaching retirement as provided herein and becoming eligible for such payments.

(f) "Separation from service" means cessation of work for the city in the Police Department, whether caused by death, discharge or resignation, or transfer to any other department of the city.

(g) The use of the masculine gender includes the feminine gender.

(h) "Prior-service credit" means credit for service rendered a city by an employee in the Police Department prior to his becoming a member of the Pension System.

(i) "Performance of duty" means the duties usually performed by a policeman during his regular working hours and at other times when he is called upon to perform emergency duties within the regular scope of his employment.