(a) As used in W.S. 7-17-101 through 7-17-103:
(i) "Peace officer" means as defined by W.S. 7-2-101;
(ii) "Temporary roadblock" means any device or means used by a peace officer to control all traffic through a point on any highway within the state whereby all vehicles may be slowed or stopped for the purposes defined in W.S. 7-17-102;
(iii) "Highway" means as defined by W.S. 31-1-101(a)(viii).