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dull - definition and synonyms


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verb [transitive] dull pronunciation in American English /dʌl/
Word Forms
present tense
present participledulling
past tensedulled
past participledulled
  1. 1
    to make a feeling weaker
    The drug can dull the pain, but not completely eliminate it.
  2. 2
    to make someones mind slower or less able to understand, think, hear, etc.
    Fatigue had dulled her mind.
    His senses were dulled by alcohol.
  3. 3
    to make a sound weaker or less clear
    The carpet dulled the sound of their footsteps.


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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a stupid person

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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