The phrase "unelected board" refers to a group of people who are not chosen by the public through voting or elections to hold a position of power or decision-making authority. Full definition
The appointed, unelected Board of Education picks and chooses which district turnaround plans are accepted or rejected while at the same time exercising oversight authority over competing High Impact Charter Networks. (fundeducationnow.org)
Charters in Washington are authorized by state agencies and governed by unelected boards. (jonathanpelto.com)
«These schools are operated by unelected boards... and some of these schools fail. (mystatesman.com)