hot stuff vs power supply

hot stuff

noun
  • Used other than figuratively or idiomatically: see hot, stuff. (colloquial) 

  • An attractive person. (often used as a come-on or pickup line) 

  • Something excellent or exciting. 

  • Hot bitumen used by roofers. 

power supply

noun
  • Used other than figuratively or idiomatically: see power, supply. 

  • A source of power such as the mains or a generator. 

  • That part of a piece of electronic apparatus that provides appropriate voltages for the rest of the electronics from the connected AC source. 

How often have the words hot stuff and power supply occurred in a corpus of books? (source: Google Ngram Viewer )