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View synonyms for

slag

1

[slag]

noun

  1. Also called cinder.the more or less completely fused and vitrified matter separated during the reduction of a metal from its ore.

  2. the scoria from a volcano.

  3. waste left over after the re-sorting of coal.



verb (used with object)

slagged, slagging 
  1. to convert into slag.

  2. Metallurgy.to remove slag from (a steel bath).

verb (used without object)

slagged, slagging 
  1. to form slag; become a slaglike mass.

slag

2

[slag]

noun

  1. British Slang.an abusive woman.

slag

/ æɡ /

noun

  1. Also called: cinder.the fused material formed during the smelting or refining of metals by combining the flux with gangue, impurities in the metal, etc. It usually consists of a mixture of silicates with calcium, phosphorus, sulphur, etc See also basic slag

  2. a mass of rough fragments of pyroclastic rock and cinders derived from a volcanic eruption; scoria

  3. a mixture of shale, clay, coal dust, and other mineral waste produced during coal mining

  4. slanga coarse or dissipated girl or woman

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. slang(tr) (usually foll by off) to abuse (someone) verbally

  2. slang(intr) to spit

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

slag

  1. The vitreous mass left as a residue by the smelting of metallic ore. It consists mostly of the siliceous and aluminous impurities from the iron ore.

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Other Word Forms

  • slagable adjective
  • slagability noun
  • slagless adjective
  • slaglessness noun
  • unslagged adjective
  • ˈ adjective
  • ˈԲ noun
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Word History and Origins

Origin of slag1

1545–55; < Middle Low German slagge; cognate with German Schlacke dross, slag; slack 2

Origin of slag2

First recorded in 1780–90; originally an argot word for a worthless person or a thug; perhaps identical with slag 1
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Word History and Origins

Origin of slag1

C16: from Middle Low German slagge, perhaps from slagen to slay
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Example Sentences

Examples have not been reviewed.

Nearby, excavators found iron slag - some of it fused to the furnace wall - hinting at advanced metalworking techniques.

From

"The bullying was horrendous. 'The biggest slag in Year 7' - that's how she was referred to online."

From

Bryan had told his son he would train by running up and down the slag heaps behind his house.

From

They've come a long way, from gobby young upstarts who sold T-shirts slagging off their rivals to respected stalwarts of the British rock scene.

From

She argues that incineration increases residual slag and releases harmful toxins like mercury and dioxins.

From

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When To Use

else does slag mean?

Content warning: the following content includes references to strong and sexist language.In slang, slag is an insulting British English term for a contemptible person. When used of women, it can be equivalent to slut.As a verb, to slag (off somebody) is "to attack (them) verbally," i.e., to talk smack about them.

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