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Noun: slag  slag
  1. The scum formed by oxidation at the surface of molten metals
    - scoria, dross
     
  2. Stony waste matter, or material of similar appearance
    "a slag heap"
     
  3. [Brit, offensive] (informal) a promiscuous woman
Verb: slag (slagged,slagging)  slag
  1. Convert into slag
     
  2. [Brit, vulgar] (informal) criticize, insult, talk down

Derived forms: slags, slagged, slagging

Type of: convert, scum

Encyclopedia: Slag