slag

IPA: sɫˈæg

Waste material from a mine.
Scum that forms on the surface of molten metal.
Impurities formed and separated out when a metal is smelted from ore; vitrified cinders.
Hard aggregate remaining as a residue from blast furnaces, sometimes used as a surfacing material.
Scoria associated with a volcano.
(UK, Ireland, Australia, slang, derogatory) A prostitute or promiscuous woman; a slut.
(UK, Ireland, derogatory, dated) A coward.
(UK, Ireland, chiefly Cockney, derogatory) A contemptible person, a scumbag.

(transitive) To produce slag.
(intransitive) To become slag; to agglomerate when heated below the fusion point.
(transitive) To reduce to slag.
(transitive, UK, slang) To talk badly about; to malign or denigrate (someone).
(transitive, Ireland, slang) To make fun of; to take the piss (tease, ridicule or mock).
(intransitive, Australia, slang) To spit.

Examples of "slag" in Sentences

Iron slag is a waste product, but is used in steel sometimes.
If I call the queen a dirty parasite slag is that OK, it is just words.
As for the name, the first thing I think of is a bing, a mountain of slag from a coal mine.
They then thought that it was a piece of slag from a local foundry that had fallen out of a dump truck.
Keep up the blog on February 13, 2008 at 8: 21 am | Reply deborah parr seriously someone got called a slag and was reported to the police?
To clarify: in English, slag is the mostly contaminated waste product of the iron- and steel-making process that would be inimical to agriculture.
Deposits of raw materials by the rail yards formed mountain ranges of limestone, iron ore, and coal to go with the towering gray heaps of by-product called slag.
The plant used to weld its steel auto frames in a way that produced lots of sparks, which, in turn, left lots of a waste-metal byproduct known as slag on the floor.