cigar lighter vs jumper cable

cigar lighter

noun
  • A device in a motor car that was originally designed to light cigars and cigarettes but is now mostly used as a source of DC electricity for portable devices 

jumper cable

noun
  • A pair of insulated electrical wires with alligator clips at each end used to jump-start a car with a dead (flat) battery. 

  • An electrical cable providing a connection between rail or road vehicles. 

How often have the words cigar lighter and jumper cable occurred in a corpus of books? (source: Google Ngram Viewer )