American English

Definition of plummet verb from the Oxford Advanced American Dictionary



    [intransitive]Verb Forms present simple I / you / we / they plummet
    he / she / it plummets
    past simple plummeted
    -ing form plummeting
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  1. 1to fall suddenly and quickly from a high level or position synonym plunge
  2. 2 Share prices plummeted to an all-time low. Her spirits plummeted at the thought of meeting him again. The jet plummeted into a row of houses.
See the Oxford Advanced Learner's Dictionary entry: plummet