'Water back' definitions:
Definition of 'water back'
(from WordNet)
noun
Water heater consisting of a tank or pipes set at the back of a fireplace or in the firebox of a stove
Definition of 'Water back'
From: GCIDE
- 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]