In this chapter:
(1) “Judicial administrative district” means the judicial administrative district having the largest portion of the population in the jurisdiction served by the municipal court.
(2) “Municipality” means the city, village, or town that governs the municipal court, or if more than one city, village, or town has agreed jointly to establish a municipal court under s. 755.01, “municipality” means the city, village, or town where the violation occurred.