(Kettle; Roasting) In a dream, a boiler represents the seat of honor. (Also see Hot water) Related DreamsBoiler To dream of seeing a boiler out of repair, signifies you will suffer from bad management or disappointment.For a woman to dream that she goes into a cellar to see about a boiler foretells that sickness and losses will surround her.Boiler 1. Source of energy—usually physically, sometimes emotionally (note the condition of the unit). 2. A reservoir of repressed anger.