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copper - definition and synonyms


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noun copper pronunciation in American English /ˈkɑpər/
Word Forms
  1. 1
    [uncountable] a chemical element that is a red-brown metal. Its symbol is Cu and it is used especially for making wire or pipes.

    a copper pipe/pan/kettle

    Her hair was the color of copper.

    Synonyms and related words
  2. 2
    [countable] old-fashioned a coin of low value made of copper or bronze
  3. 3
    [countable] informal old-fashioned a police officer

sea lion

in an online conversation, repeatedly asking a person questions which suggest that you are interested in what they are talking about, but are actually intended to annoy them

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an electric skateboard

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