Definition of Black Rubric in English:

Black Rubric

noun

Anglican Church
  • (A name commonly given to) the ‘Declaration on Kneeling’, an explanation of the theological significance of kneeling when receiving the elements at the Eucharist, printed at the end of the Communion office in the Book of Common Prayer.

Origin

Late 17th century; earliest use found in Abraham Woodhead (1609–1678), Roman Catholic controversialist. From black + rubric.

Pronunciation

Black Rubric

/blak ˈruːbrɪk/