n.
Pronunciation: ' pau ̇ (- ə )r- ˌ hau ̇ s
Function: noun
Date: circa 1889
1 a : POWER PLANT 1 b : a source of influence or inspiration
2 : one having great power <an economic powerhouse >: as a : one having great drive, energy, or ability <a powerhouse rock band> b : an athletic team characterized by strong aggressive play