chit vs rain check

chit

noun
  • A voucher or token coin used in payrolls under the truck system. 

  • A child or babe; a young, small, or insignificant person or animal. 

  • A smaller cardboard counter generally used not to directly represent something but for another, more transient, purpose such as tracking or randomization. 

  • A small tool used in cleaving laths. Compare: froe. 

  • Shit. 

  • A pert or sassy young person, especially a young woman. 

  • A debt or favor owed in return for a prior loan or favor granted, especially a political favor. 

  • A signed voucher or memorandum of a small debt, as for food and drinks at a club. 

  • The embryonic growing bud of a plant 

  • A small sheet of paper on which is written a prescription to be filled; a scrip. 

verb
  • To damage the outer layers of a seed such as Lupinus or Sophora to assist germination. 

  • To sprout; to shoot, as a seed or plant. 

  • To initiate sprouting of tubers, such as potatoes, by placing them in special environment, before planting into the soil. 

intj
  • Shit. 

rain check

noun
  • to provide a sold-out item or temporarily unavailable service at a later date for the running (usually special) price. 

  • to make good on any experience that the customer deems unsatisfactory. 

  • A reissue, at no extra charge, of a ticket for a baseball game or other outdoor event postponed or interrupted because of rain. 

  • In social interactions, a deferred invitation, or deferred acceptance of an invitation. 

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