What does the word proposition mean?

Usage examples for proposition

  1. This can always be done from the first proposition,- he likes you better than mehe likes you better than he likes me. – The English Language by Robert Gordon Latham
  2. I'm a safe proposition, both ways. – Joan of Arc of the North Woods by Holman Day
  3. Hafs could not deny so plain a proposition. – The Faith of Islam by Edward Sell