grammar school

/G R AE1 M ER0 S K UW1 L/
noun
  1. 1

    A school that teaches its pupils the grammar system of a European language, especially Latin and Greek.

  2. 2

    A secondary school that stresses academic over practical or vocational education, until recent times open to those pupils who had passed the 11-plus examination.

  3. 3

    Elementary school.

Source: https://en.wiktionary.org/wiki/grammar%20school