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volunteer - definition and synonyms

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noun [countable]     volunteer pronunciation in American English
Word Forms
  1. 1
    someone who offers to do something without being forced

    Can I have a volunteer to erase the chalkboard, please?

    volunteer for:

    Doctors need 50 healthy volunteers for the diet.

  2. 2
    someone who is not paid for the work that they do

    a volunteer worker

    volunteer for:

    He is a volunteer for the Gay Helpline.

  3. 3
    someone who joins the military without being forced
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a combination of a hotdog and a hamburger in a specially designed bread bun

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relating to marriage

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high-level diplomats meeting and dining in an informal environment e.g. a party or club

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