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 copper copper

noun

  • () a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor  ( atomic number 29, Cu, copper )
    a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor
  • any of various small butterflies of the family Lycaenidae having coppery wings  ( copper )
    any of various small butterflies of the family Lycaenidae having coppery wings
  • a reddish-brown color resembling the color of polished copper  ( copper, copper color )
    a reddish-brown color resembling the color of polished copper
  • uncomplimentary terms for a policeman  ( bull, copper, fuzz, pig, cop )
    uncomplimentary terms for a policeman
  • a copper penny  ( copper )
    a copper penny
  • verb

  • coat with a layer of copper  ( copper )
    coat with a layer of copper