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plummet

American  
[pluhm-it] / ˈplʌm ɪt /

noun

  1. Also called plumb bob.  a piece of lead or some other weight attached to a line, used for determining perpendicularity, for sounding, etc.; the bob of a plumb line.

  2. something that weighs down or depresses.


verb (used without object)

  1. to plunge.

    Synonyms:
    swoop, drop, dive, fall
plummet British  
/ ˈplʌmɪt /

verb

  1. (intr) to drop down; plunge

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. another word for plumb bob

  2. a lead plumb used by anglers to determine the depth of water

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • unplummeted adjective

Etymology

Origin of plummet

1350–1400; (noun) Middle English plommet < Middle French, diminutive of plomb lead; (v.) derivative of the noun See plumb, -et

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.

Stellantis, faced with years of plummeting market share, last year slashed prices and increased promotions and other financial sweeteners for customers to buy new vehicles.

From The Wall Street Journal

Over the last year, an unprecedented 18 condo projects were cancelled in the city, with experts expecting that number will grow as demand continues to plummet.

From BBC

A charity has laid on hot lunches for people struggling as temperatures plummet and the government warns of the effects of cold weather.

From BBC

He says the scheme was so successful that, according to police in the Lancashire town of Accrington, the local youth crime rate plummeted.

From BBC

The analysis shows an outsize effect on noncitizen women, whose reported employment plummeted about 8.6%, or 1 in 12 out of work after raids began to roil Los Angeles in early June.

From Los Angeles Times