slag off
Verb

slag off

  1. To purify by melting and removing slag.
    There is a lot of copper oxide, but I can remove that by melting everything and slagging it off.
  2. (British, Irish, Australia, slang, transitive, idiomatic) To talk insultingly to or about someone or something.
Translations
  • Russian: оха́ивать
  • Spanish: poner a parir



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