As used in KRS 186.400 to 186.640:
(1) "Driver's license" means an operator's license issued pursuant to KRS 186.4102, 186.412, and 186.4121;
(2) "Operator's license," unless otherwise indicated, includes a motor vehicle operator's license, a motorcycle operator's license, and a combination motor vehicle- motorcycle license; and (3) "Commercial driver's license" means a license issued pursuant to KRS Chapter 281A.