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boost - definition and synonyms


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verb [transitive] boost pronunciation in British English /buːst/
Word Forms
present tense
present participleboosting
past tenseboosted
past participleboosted
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  1. 1
    to help something to increase, improve, or become more successful
    Their share price climbed again today, boosted by rising sales.
    a drug that boosts serotonin levels in the body
    an attempt to boost the minister’s popularity
  2. 2
    to make someone feel more positive or more confident
    boost morale/confidence: The change of management has boosted morale throughout the company.


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

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