Definition of coal vend in English:

coal vend

Pronunciation /ˈkəʊl ˌvɛnd/

noun

historical
  • 1Also with capital initials. The practice of restricting the quantity of coal sold by each of a group of collieries in any one year in order to keep coal prices artificially high.

  • 2Australian In extended use: a group or cartel of colliery owners, coal merchants, etc., responsible for establishing and enforcing such restrictions.

Origin

Early 19th century (in an earlier sense). From coal + vend.