Definition of black water in English:

black water

Line breaks: black water

noun

[mass noun] technical
Waste water and sewage from toilets. Compare with grey water.
More example sentences
  • After consumption, about 80 per cent of the water comes out as waste and this includes black water and grey water.
  • The sludge disaster was the nation's worst-ever black water spill.
  • You can use water - not your drinking water, but gray water, or water that has been used before but is not yet dirtied to the point of black water.

Definition of black water in:

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Pronunciation: ˈbranɪg(ə)n
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