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

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Synonyms & Antonyms for plummet

Synonyms: Verb

crash, crater, decline, descend, dip, dive, drop, fall, lower, nose-dive, plunge, sink, skid, tumble

Antonyms: Verb

arise, ascend, lift, mount, rise, soar, spike, up

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Examples of plummet in a Sentence


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.
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Recent Examples on the Web: Verb

In Thursday’s vote in Peterborough — just as in last month’s European election — both the Conservatives and Labour saw their vote share plummet, as voters on both sides of the Brexit divide punished them for the country’s political impasse. Washington Post, "UK’s Brexit Party narrowly defeated in key electoral test," 7 June 2019 By Antonia Noori Farzan | The Washington Post A week and a half after her wedding, Allissa L. Martin plummeted a sickening seven stories to her death. The Washington Post, The Mercury News, "She hit record before falling seven stories to her death. The chilling footage led to her husband’s arrest.," 5 June 2019 Her heart rate plummeted into the teens that night. Aneri Pattani,, "Organ transplant recipients balance guilt and gratitude: 'These were supposed to be her breaths’," 5 June 2019 But just about 9 miles south, in Englewood, the average life expectancy plummets to about 60 years, according to a new New York University School of Medicine analysis. Lisa Schencker,, "Life expectancy in Streeterville is 90. In Englewood, it's 60. A new analysis calls Chicago's gap the largest in the U.S.," 5 June 2019 Prices for renewable power are plummeting,technologies for storage are becoming more cost-effective and what's competitive today isn't what was competitive five years ago –shifts that will only increase in the coming years. Elizabeth Weise, USA TODAY, "Solving for climate change: Everything you know about energy in the US might be wrong," 4 June 2019 The Panthers plummeted out of the national football conversation after their Super Bowl appearance during the 2015 season. Jourdan Rodrigue, charlotteobserver, "Addition of McCoy makes Panthers a true contender, arriving at the perfect time," 3 June 2019 As streaming services grew, sales of music downloads plummeted. Kevin Roose, New York Times, "A Farewell for iTunes," 3 June 2019 Namely, the number of words spoken per episode plummeted. Kayleigh Roberts, Marie Claire, "'Game of Thrones' Dialogue Data Reveals How Little Characters Spoke in Later Seasons," 26 May 2019

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.

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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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Statistics for plummet

Last Updated

12 Jun 2019

Look-up Popularity

Time Traveler for plummet

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

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More Definitions for plummet



English Language Learners Definition of plummet

: to fall suddenly straight down especially from a very high place
: to fall or drop suddenly in amount, value, etc.


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.

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More from Merriam-Webster on plummet

Rhyming Dictionary: Words that rhyme with plummet

Thesaurus: All synonyms and antonyms for plummet

Spanish Central: Translation of plummet

Nglish: Translation of plummet for Spanish Speakers

Britannica English: Translation of plummet for Arabic Speakers

Comments on plummet

What made you want to look up plummet? Please tell us where you read or heard it (including the quote, if possible).


to move with exaggerated bouncy motions

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