1) Local educational body 
[Metromover station] School Board is a Metromover station near the northwestern end of Downtown, Miami, Florida, immediately south of Midtown. It is the northern terminus of the people mover system. This station is located near the intersection of Northeast 15th Avenue and Miami Place, about one block north of the Miami-Dade County Public S...
The group of people who were responsible for the running of their local school after 1870.
[n] - a board in charge of local public schools
board of education noun a board in charge of local public schools