slag
1[ slag ]
/ slæg /
noun
Also called cinder. the more or less completely fused and vitrified matter separated during the reduction of a metal from its ore.
the scoria from a volcano.
waste left over after the re-sorting of coal.
verb (used with object), slagged, slag·ging.
to convert into slag.
Metallurgy. to remove slag from (a steel bath).
verb (used without object), slagged, slag·ging.
to form slag; become a slaglike mass.
Nearby words
slack-key, slacken, slacker, slacks, slacktivism, slag, slag cement, slag down, slag heap, slaggy, slain
Origin of slag
1Related forms
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for slagging
slag
/ (slæɡ) /
noun
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, etcSee also basic slag
a mass of rough fragments of pyroclastic rock and cinders derived from a volcanic eruption; scoria
a mixture of shale, clay, coal dust, and other mineral waste produced during coal mining
British slang a coarse or dissipated girl or woman
verb slags, slagging or slagged
(tr) British slang (usually foll by off) to abuse (someone) verbally
(intr) Australian slang to spit
Derived Forms
slagging, nounslaggy, adjectiveWord Origin for slag
C16: from Middle Low German slagge, perhaps from slagen to slay
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Science definitions for slagging
slag
[ slăg ]
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.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.