plumb
noun
a small mass of lead or other heavy material, as that suspended by a line and used to measure the depth of water or to ascertain a vertical line.
plumbed
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past participleof plumb.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof plumb.past tense
Used to describe completed actions or previous habitual actions.
plumbnouna small mass of lead or other heavy material, as that suspended by a line and used to measure the depth of water or to ascertain a vertical line.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Japan, which imports most of its energy, is facing a double whammy of the higher oil prices that affect everyone and even higher prices in yen terms as the currency plumbed new depths.
From The Wall Street Journal ● Aug. 6, 2026
There are, in fact, very few places where the 21st century intrudes, save for a flat screen TV or two and the kitchen’s plumbed, built-in Miele coffee system.
From Los Angeles Times ● Jul. 21, 2026
While new depths now appear to have been plumbed, the question of why some more wasn't known or discovered before his appointment will not go away.
From BBC ● Feb. 2, 2026
The Indian currency has plumbed a series of new lows versus its U.S. counterpart over the past months, crossing the key psychological level of 90 on Wednesday.
From The Wall Street Journal ● Dec. 3, 2025
Design specifications required that every building be surrounded by an underwater main and be plumbed with interior standpipes.
From "The Devil in the White City" by Erik Larson
