A woollen cloth made from reprocessed or regenerated wool fibre often obtained from old woollen rags.  The process of was developed in Britain in 1806 by two Yorkshiremen, Messrs Law and Parr.  By 1832 the term shoddy to mean woollen cloth made from recycled, shredded woollen rags and became the mainstay of the West Yorkshire woollen trade providing warm clothing for the mass market.  The shoddy industry has now moved to Italy and northern India. See mungo.