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
-
past participleof plumb.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
-
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.
Even though the S&P 500’s dividend yield is on the cusp of breaking below the record low 1% it plumbed at the peak of the dot-com bubble, several stocks are at the other extreme.
From The Wall Street Journal ● May 7, 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
Each time we think a new low has been reached in the past couple of years, yet another depth is plumbed.
From BBC ● Nov. 30, 2025
A long-running survey of consumer confidence fell in November to a seven-month low and plumbed depths last reached during the covid crisis in 2020.
From MarketWatch ● Nov. 25, 2025
“It isn’t a proper holiday until we’ve plumbed every available sewer.”
From "Hollow City" by Ransom Riggs
