verb

• (transitive)
  "Sales were slow even after the shop discounted the product."
• (transitive)
  "Merchants sometimes discount five or six per cent for prompt payment of bills."
• (transitive)
  "Owing to his reputation, they discounted his comments."
• (transitive)
  "The banks discount notes and bills of exchange."

noun

• (finance) A deduction made for interest, in advancing money upon, or purchasing, a bill or note not due; payment in advance of interest upon money.
• (figurative) A lack or shortcoming.
  "On our approaching the house where the Misses Spenlow lived, I was at such a discount in respect of my personal looks and presence of mind, that Traddles proposed a gentle stimulant in the form of a glass of ale."
• (psychology, transactional analysis) The act of one who believes, or act as though they believe, that their own feelings are more important than the reality of a situation.

adj

• (of a store) Specializing in selling goods at reduced prices.
  "If you're looking for cheap clothes, there's a discount clothier around the corner."