verb
plummet
PLUH-miht
verb
1
To fall suddenly and steeply.
"Shares in the company plummeted after the scandal broke."
"The temperature plummeted overnight."
noun
1
A sudden, steep drop or decline.
"The plummet in sales alarmed investors."
How to Use Plummet
Learner’s notesIn plain EnglishTo drop suddenly and sharply, used for prices, temperatures, morale, and similar things.
Common pairings
plummet in value
prices plummet
confidence plummeted
Word Forms
plummeted past tense, plummetted past tense, plummets plural, plummets singular
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Shares in the company _____ after the scandal broke.
Etymology
From Old French "plommet", a small ball of lead used on a measuring line; the verb sense of "falling swiftly" developed centuries later from the noun.