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verb thunder pronunciation in British English /ˈθʌndə(r)/ 
Word Forms
present tense
present participlethundering
past tensethundered
past participlethundered
  1. 2
    [intransitive] to make a lot of noise when moving somewhere fast
    thunder through/into/down etc:

    An express train thundered through the station.

  2. 3
    [intransitive/transitive] to say something in a very loud, angry voice

    'Come here, boy!' he thundered.


a paid holiday given to a new employee before they start their job

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