gravity bong vs sprinkle

gravity bong

noun
  • A homemade device used to smoke marijuana, consisting of a plastic jug with the bottom cut out and immersed in a vat of water, which is then raised to create a vacuum beneath its bowl of lit marijuana. 

  • Synonym of waterfall bong 

sprinkle

noun
  • A light covering with a sprinkled substance. 

  • An aspersorium or utensil for sprinkling. 

  • A light rain shower. 

  • A small hard piece of sugar and starch, or chocolate, used to decorate cakes etc. 

verb
  • To cover (an object) by sprinkling a substance on to it. 

  • To drip in fine drops, sometimes sporadically. 

  • To baptize by the application of a few drops, or a small quantity, of water; hence, to cleanse; to purify. 

  • To rain very lightly outside. 

  • To cause (a substance) to fall in fine drops (for a liquid substance) or small pieces (for a solid substance). 

How often have the words gravity bong and sprinkle occurred in a corpus of books? (source: Google Ngram Viewer )