plum·​met | \ ˈplə-mət How to pronounce plummet (audio) \
plummeted; plummeting; plummets

Definition of plummet

 (Entry 1 of 2)

intransitive verb

1 : to fall perpendicularly birds plummeted down
2 : to drop sharply and abruptly prices plummeted



Definition of plummet (Entry 2 of 2)

1 : plumb also : plumb line
2 : an abrupt drop : an instance of plummeting a sharp plummet in prices If in the final week of the season, the Mets were trying to stop a plummet off a cliff, they are now attempting to climb out of a dark, deep abyss …— Judy Battista

Synonyms & Antonyms for plummet

Synonyms: Verb

Antonyms: Verb

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Examples of plummet in a Sentence

Verb The acrobat plummeted into the net. The car plummeted to the bottom of the canyon. The satellite plummeted into the ocean. Stock prices plummeted 40 percent during the scandal. The TV show has plummeted in the ratings. Temperatures are expected to plummet this weekend. The town's population plummets when the students leave for the summer. See More
Recent Examples on the Web: Verb Perhaps nowhere has the impact of the federal aid been starker than at the M.T.A., which saw ridership on New York City’s subways and commuter rail lines plummet, starving it of operating revenue. New York Times, 26 Mar. 2022 Abraxas, which was already facing financial woes entering 2020, saw its stock price plummet during the COVID-19 pandemic and as agreements with creditors to limit spending have prevented it from pouring cash into drilling. Diego Mendoza-moyers, San Antonio Express-News, 18 Mar. 2022 Poole changed Geekbench's package name to that of Genshin Impact, a popular game, and saw benchmark scores plummet. Ron Amadeo, Ars Technica, 3 Mar. 2022 WuXi Biologics saw its stock plummet more than 25% on Tuesday to wipe 77 billion Hong Kong dollars ($9.9 billion) off its market value following the addition of its units in Wuxi and Shanghai to the list. Reuters, CNN, 8 Feb. 2022 The disclosure added to a disastrous earnings call for Meta, which saw its stock plummet by 25% in mid-day trading Thursday. Jacob Carpenter, Fortune, 3 Feb. 2022 Between 2000 and 2010, Detroit saw its population plummet by 25%. Nushrat Rahman, Detroit Free Press, 16 Dec. 2021 When the compulsory quarantine requirement kicked in, Zermatt, Switzerland’s busiest ski resort, saw bookings plummet 50% in 48 hours, spokesperson Sabrina Marcolin said. Ananya Bhattacharya, Quartz, 7 Dec. 2021 The bikeshare program saw a record 433,277 rides in February 2020 plummet to under 84,000 rides in April of that year, according to Bay Wheels data. Ricardo Cano, San Francisco Chronicle, 6 Oct. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'plummet.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of plummet


1845, in the meaning defined at sense 2


14th century, in the meaning defined at sense 1

History and Etymology for plummet


Middle English plomet, from Anglo-French plumet, plomet, from plum lead, lead weight — more at plumb

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Time Traveler for plummet

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The first known use of plummet was in the 14th century

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Last Updated

27 Apr 2022

Cite this Entry

“Plummet.” Dictionary, Merriam-Webster, Accessed 16 May. 2022.

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More Definitions for plummet


plum·​met | \ ˈplə-mət How to pronounce plummet (audio) \
plummeted; plummeting

Kids Definition of plummet

: to fall straight down The satellite plummeted toward the ocean.

More from Merriam-Webster on plummet

Nglish: Translation of plummet for Spanish Speakers

Britannica English: Translation of plummet for Arabic Speakers


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