1
: the act of using a plumb
2
: a plumber's occupation or trade
3
a
: the apparatus (such as pipes and fixtures) concerned in the distribution and use of water in a building
b
: an internal system that resembles plumbing
especially
: one consisting of conduits or channels for conveying fluids
Examples of plumbing in a Sentence
The house has old plumbing.
Recent Examples on the Web
Repair any plumbing or roof leaks.
—
Nafeesah Allen, Better Homes & Gardens, 19 May 2026
So there's no AC, there's no plumbing, there isn't anything.
—Christina Dugan Ramirez, FOXNews.com, 19 May 2026
Legionella can grow and spread in devices such as hot tubs, cooling towers, hot water tanks, complex plumbing systems, showerheads, sink faucets and decorative fountains, according to the California Department of Public Health.
—Los Angeles Times, 18 May 2026
The plumbing that has served a world of nine-to-five equity desks and proprietary terminal feeds is now asked to support continuous on-chain settlement, real-time political and economic probability pricing as well as autonomous software counterparties.
—Mike Cahill, Forbes.com, 18 May 2026
See All Example Sentences for plumbing
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Nafeesah Allen, Better Homes & Gardens, 19 May 2026
So there's no AC, there's no plumbing, there isn't anything.
—Christina Dugan Ramirez, FOXNews.com, 19 May 2026
Legionella can grow and spread in devices such as hot tubs, cooling towers, hot water tanks, complex plumbing systems, showerheads, sink faucets and decorative fountains, according to the California Department of Public Health.
—Los Angeles Times, 18 May 2026
The plumbing that has served a world of nine-to-five equity desks and proprietary terminal feeds is now asked to support continuous on-chain settlement, real-time political and economic probability pricing as well as autonomous software counterparties.
—Mike Cahill, Forbes.com, 18 May 2026
See All Example Sentences for plumbing
Cite this Entry
“Plumbing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plumbing. Accessed 20 May. 2026.
Copy CitationKids Definition
plumbing
noun
plumb·ing
ˈpləm-iŋ 
1
: a plumber's work
2
: a system of pipes for supplying and carrying off water in a building
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