Definition of grey water in English English dictionary
waste water, not including sewage, from residential, commercial and industrial use, discharged through sinks and drains; in the case of boats, directly discharged to surface waters
Water that is not clean enough to be potable, such as having been used for washing, but not contaminated with fecal matter or other source of dangerous bacteria or dangerous or noxious materials
Wastewater from clothes washing machines, showers, bathtubs, handwashing, lavatories and sinks that are not used for disposal of chemical or chemical-biological ingredients or feces, (see blackwater)
Wastewater from clothes washing machines, showers, bathtubs, hand washing, lavatories and sinks that are not used for disposal of chemicals or chemical-biological ingredients Less commonly spelled Graywater ADVANCE \x 540 Toilet water is excluded
Water that has been used once in a house or building for bathing or dishwashing and can therefore be used again in toilets or to water gardens and landscaping