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.
At times, online virality has plunged Cliffe into controversy.
From The Wall Street Journal ● Oct. 14, 2026
Silicon Valley Bank’s large portfolio of mortgage-backed securities plunged in value, contributing to its ultimate failure in March 2023.
From The Wall Street Journal ● Oct. 4, 2026
Investment by suppliers plunged from more than $8 billion in the first quarter of 2025 to around $600 million in the two subsequent quarters before recovering somewhat, according to CAR data.
From Barron's ● Oct. 4, 2026
Last year, heating and power were cut for days on end as temperatures plunged to -20C.
From Barron's ● Oct. 3, 2026
It wasn’t the first time she’d plunged through darkness.
From "The House of Hades" by Rick Riordan
