But hog is a term commonly used for any swine, especially a domesticated adult pig.

VOA: special.2009.07.21

Chicago was called Hog Butcher for the World because of its huge meat-processing industry.

VOA: special.2010.01.10

Here is the first part of the poem: Hog Butcher for the World, Tool Maker, Stacker of Wheat, Player with Railroads and the Nation's Freight Handler;

VOA: special.2011.07.17

Now speaking of the British, they call a castrated male pig a hog.

VOA: special.2009.07.21

written by Carl Sandburg. Here is the first part of the poem: Hog Butcher for the World, Tool Maker,Stacker of Wheat, Player with Railroads and the Nation's Freight Handler;

VOA: special.2010.01.10