Top definition
Solid iron taken from a blast furnace; first metallic product after the reduction of iron ore. Full of impurities and brittle. Almost always further refined to steel or cast iron. In molten form, referred to as hot metal
The largest blast furnaces in the world can produce 10,000 tonnes per day of pig iron.
by sentinel75 May 10, 2005
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The vengeful act of crapping on a lover's chest while they sleep.

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