(dated) A penal institution for juveniles, especially males.

A governing body of people elected (a board of directors or board of trustees) to oversee management of a school district and represent the interests of residents.

Being of an age during which attendance at school is customary.

An opinion subscribed to by some connected or arbitrary group.

(UK, education) A kind of state-funded school in England that is independent of direct control by local government and has a curriculum specialism.

(obsolete) A school for training teachers, especially in mainland Europe and North America.

impetigo

(Australia, informal) Any of the correspondence schools catering for the primary and early secondary education of children in remote and outback Australia.

plural of school band

plural of school age