bludger vs droid

bludger

noun
  • A person who avoids working, or doing their share of work, a loafer, a hanger-on, one who does not pull their weight. 

  • The bludger (Carangoides gymnostethus), also known as the bludger trevally, nakedbreast trevally or Bleeker's jackfish, is a widespread species of large marine fish in the jack family, Carangidae. (source: Wikipedia) 

  • A pimp, a man living off the earnings of a harlot. 

  • A ball used in the sports of Quidditch and Muggle Quidditch. 

droid

noun
  • A person having the qualities of an android; one with few or no emotions or little personality, or who acts in an unthinking manner; a robot. 

  • A robot, especially one made with some physical resemblance to a human (an android). 

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