| Noun | 1. | powerhouse - a highly energetic and indefatigable persondoer, actor, worker - a person who acts and gets things done; "he's a principal actor in this affair"; "when you want something done get a doer"; "he's a miracle worker" | |
| 2. | powerhouse - a team considered to be the best of its class | |
| 3. | powerhouse - an electrical generating stationbusbar, bus - an electrical conductor that makes a common connection between several circuits; "the busbar in this computer can transmit data either way between any two components of the system" station - a facility equipped with special equipment and personnel for a particular purpose; "he started looking for a gas station"; "the train pulled into the station" turbogenerator - generator consisting of a steam turbine coupled to an electric generator for the production of electric power | |