proposition vs rain check

proposition

noun
  • The terms of a transaction offered. 

  • An assertion so formulated that it can be considered true or false. 

  • A statement of religious doctrine; an article of faith; creed. 

  • In some states, a proposed statute or constitutional amendment to be voted on by the electorate. 

  • An assertion which is provably true, but not important enough to be called a theorem. 

  • The act of offering (an idea) for consideration. 

  • An idea or a plan offered. 

  • A complete sentence. 

  • The part of a poem in which the author states the subject or matter of it. 

  • The content of an assertion that may be taken as being true or false and is considered abstractly without reference to the linguistic sentence that constitutes the assertion; (Aristotelian logic) a predicate of a subject that is denied or affirmed and connected by a copula. 

verb
  • To make an offer or suggestion to (someone). 

  • To make a suggestion of sexual intercourse to (someone with whom one is not sexually involved). 

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 proposition and rain check occurred in a corpus of books? (source: Google Ngram Viewer )