discount

noun

• a deduction from the usual cost of something:rail commuters get a discount on season tickets [mass noun]:we introduced a standard level of discount for everyone
• Finance a percentage deducted from the face value of a bill of exchange or promissory note when it changes hands before the due date.

verb

• 1deduct an amount from (the usual price of something):a product may carry a price which cannot easily be discounted
• reduce (a product or service) in price:one shop has discounted children’s trainers
• buy or sell (a bill of exchange) before its due date at less than its maturity value: the bill will be discounted, sold for a sum less than its maturity value

• 2regard (a possibility or fact) as being unworthy of consideration because it lacks credibility:I’d heard rumours, but discounted them