charabanc vs hackney

charabanc

noun
  • A horse-drawn, and then later, motorized omnibus with open sides, and often, no roof. 

  • A derisive term for a car, bus, train or other vehicle that is poor quality, slow or overcrowded. 

verb
  • To travel or convey by charabanc. 

hackney

noun
  • A horse used to ride or drive. 

  • A carriage for hire or a cab. 

  • A breed of English horse. 

verb
  • To make uninteresting or trite by frequent use. 

  • To use as a hackney. 

  • To carry in a hackney coach. 

adj
  • Much used; trite; mean. 

  • Offered for hire. 

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