KB vs heads

KB

symbol
  • kilobyte (1,000 bytes) 

  • kibibyte (1024 bytes). 

name
  • West Kalimantan in Borneo 

heads

noun
  • That part of older sailing ships forward of the forecastle and around the beak, used by the crew as their lavatory; still used as the word for toilets on a ship. 

  • High-grade marijuana. 

  • The draft scheme of a bill before it is formally introduced to a parliament. 

  • The side of a coin that bears the picture of the head of state or similar. 

  • Tiles laid at the eaves of a house. 

intj
  • A shouted warning that something is falling from above, mind your heads; heads-up. 

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