Definition of mourning black in English:

mourning black

noun

  • (A) Black cloth used for mourning garments or draperies; garments made of this cloth; also figurative. (b) Black colour, as a symbol of death and bereavement.

Origin

Late Middle English; earliest use found in Geoffrey Chaucer (c1340–1400), poet and administrator. From mourning + black.

Pronunciation

mourning black

/ˈmɔːnɪŋ ˌblak/