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booster - definition and synonyms


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noun [countable] booster pronunciation in American English /ˈbustər/
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  1. 1
    medical a small extra amount of a medical drug that you are given so that a drug you had before will continue to be effective

    a tetanus booster

  2. 2
    something that makes you feel more confident, more healthy, etc.

    Fruit is an excellent health booster.

    confidence/morale booster:

    A new haircut can be a great confidence booster.

  3. 4
    American someone who publicly supports a person, plan, or organization

    The new airport, say its boosters, would do a lot for the local economy.



to fall over forwards so that your face hits the ground or another surface

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the activity of exploring abandoned buildings and other manmade structures

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