Noun put option has 2 senses
  1. put option - an option to sell
    --1 is a kind of
    stock option
  2. put option, put - the option to sell a given stock (or stock index or commodity future) at a given price before a given date
    --2 is a kind of option
    --2 is a part of straddle, span
    Antonyms: call option, call
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