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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.

India and Canada have announced a host of agreements, including a 10-year nuclear energy deal, after their prime ministers met in Delhi to reset ties that plummeted due to diplomatic tensions.

From BBC

But this season, attempts to climb in the draft by plummeting in the standings have become so obvious and cynical that league commissioner Adam Silver insists that it’s time for the league to take action.

From The Wall Street Journal

Prices plummeted last year as a bird flu outbreak eased, but the pace of cooling has slowed in recent months.

From Barron's

In a time where LGBTQ+ stories and diversity in Hollywood have plummeted, Heated Rivalry's breakout success has unearthed the hunger for not only an unabashedly queer story, but also a universally, endearingly human one.

From BBC

Large businesses began to fail and railroad stocks plummeted.

From Literature