plunge
verb (used with object)
to cast or thrust forcibly or suddenly into something, as a liquid, a penetrable substance, a place, etc.; immerse; submerge.
plunged
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past participleof plunge.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 plunge.past tense
Used to describe completed actions or previous habitual actions.
plungeverb (used with object)to cast or thrust forcibly or suddenly into something, as a liquid, a penetrable substance, a place, etc.; immerse; submerge.
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.
Shares in chipmakers have been suffering, with AMD dropping nearly 17% over the past five days, while Micron shares have plunged more than 20%.
From BBC ● Nov. 5, 2026
The company’s valuation plunged more than $14 billion.
From The Wall Street Journal ● Nov. 5, 2026
Although the star has fascinated astronomers for generations, it attracted worldwide attention in late 2019 and early 2020 when its brightness unexpectedly plunged to its lowest recorded level in more than 100 years.
From Science Daily ● Nov. 4, 2026
Lumentum shares plunged nearly 19% Monday, while Marvell’s stock fell almost 13%.
From MarketWatch ● Nov. 3, 2026
Gentoo penguins porpoised along beside the boat as they raised the sail and plunged forward into the rolling waves.
From "Shipwreck at the Bottom of the World" by Jennifer Armstrong
