gray water

noun

1. dirty water from sinks, showers, bathtubs, washing machines, and the like, that can be recycled, as for use in flushing toilets.

Word History and Origins

Origin of gray water¹

First recorded in 1975–80

Example Sentences

In the distance a line of dark gray water was the only thing which marked the horizon.

From Project Gutenberg

She was almost upon them—only a few hundred yards of gray water separated the two steamers.

From Project Gutenberg

Then, one hand on a stay rope, she stared across the gray water to the dark tongue of land.

From Project Gutenberg

Nothing but a desolate waste of tossing gray water met his eyes everywhere.

From Project Gutenberg

At last she got out of reach of the angry gray water, though spume still deluged her.

From Project Gutenberg