tap water

American  

noun

1. water, obtained directly from a faucet or tap, that has not been purified, distilled, or otherwise treated.

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tap water British  

noun

1. water drawn off through taps from pipes in a house, as distinguished from distilled water, mineral water, etc

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Etymology

Origin of tap water

First recorded in 1880–85

Example Sentences

Aware that tap water is unsafe to drink, the family said they boiled the milk–water mixture and allowed it to cool before feeding Avyan.

From BBC

Eventually, they bought a new pump and installed it at a lower level in their well, restoring their tap water.

From Los Angeles Times

To see how well the system could perform outside the lab, the team tested the LDH material in river water, tap water, and wastewater.

From Science Daily

About 24,000 properties in and around Tunbridge Wells had no or low pressure tap water from 29 November until supplies returned to most on 4 December.

From BBC

Down the winding, two-lane roads that connect communities, a pastor organizes bottled-water drives for neighbors whose tap water is undrinkable, while the local utility patches together funding for long-term solutions.

From The Wall Street Journal