BACK n.
A large shallow vat; a cistern, tub, or trough, used by brewers, distillers, dyers, picklers, gluemakers, and others, for mixing or cooling wort, holding water, hot glue, etc. Hop back, Jack back, the cistern which receives the infusion of malt and hops from the copper. -- Wash back, a vat in which distillers ferment…
BONE n.
work of anything. A bone of contention, a subject of contention or dispute. -- A bone to pick, something to investigate, or to busy one's self about; a dispute to be settled (with some one). -- Bone ash, the residue from calcined bones; -- used for making cupels, and for cleaning jewelry. -- Bone black (Chem.), the…