demon : Idioms & Phrases


demon-ridden

  • adjective satellite as if possessed by demons
WordNet

maxwell's demon

  • noun an imaginary creature that controls a small hole in a partition that divides a chamber filled with gas into two parts and allows fast molecules to move in one direction and slow molecules to move in the other direction through the hole; this would result in one part of the container becoming warmer and the other cooler, thus decreasing entropy and violating the second law of thermodynamics
WordNet

speed demon

  • noun a driver who exceeds the safe speed limit
    speeder.
WordNet