Found 2 items, similar to water back.
English → English (WordNet) Definition: water back water back n : water heater consisting of a tank or pipes set at the back of a fireplace or in the firebox of a stove
English → English (gcide) Definition: Water back Water back \Wa"ter back`\ See under 1st Back. [1913 Webster] Back \Back\, n. [F. bac: cf. Arm. bag, bak a bark, D. bak tray, bowl.] 1. 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. [1913 Webster] 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 the wort to form wash. Water back, a cistern to hold a supply of water; esp. a small cistern at the back of a stove, or a group of pipes set in the fire box of a stove or furnace, through which water circulates and is heated. [1913 Webster] 2. A ferryboat. See Bac, 1. [1913 Webster]