- iron tapped from a blast furnace and cast into pigs in preparation for conversion into steel, cast iron, or wrought iron.
- iron in the chemical state in which it exists when tapped from the blast furnace, without alloying or refinement.
Origin of pig iron
First recorded in 1655–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for pig iron
If ye say no too early he'll be on t'ye like a ton o' pig-iron.The Making Of A Novelist
David Christie Murray
The ship was laden with pig-iron, but she rolled and rolled and rolled.
We supply the North and East with pig-iron, machinery, God knows what.The Ghost Girl
H. De Vere Stacpoole
The pig-iron was mostly amidships, or at least forward of this compartment.A Chosen Few
Frank R. Stockton
Its better fun diving after pig-iron than after mussel-shells, isnt it?The Last of the Flatboats
George Cary Eggleston
- crude iron produced in a blast furnace and poured into moulds in preparation for making wrought iron, steels, alloys, etc
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
Word Origin and History for pig iron
Online Etymology Dictionary, © 2010 Douglas Harper