名詞 discount:

1. the act of reducing the selling price of merchandise
   同義詞：price reduction, deduction
2. interest on an annual basis deducted in advance on a loan
   同義詞：discount rate, bank discount
3. a refund of some fraction of the amount paid
   同義詞：rebate
4. an amount or percentage deducted
   同義詞：deduction

動詞 discount:

1. bar from attention or consideration
   同義詞：dismiss, disregard, brush aside, brush off, push aside, ignore
2. give a reduction in price on

1. These goods will be sold at a discount.
   這些貨物將減價出售。
2. On production of your membership card, you will receive a discount on purchases.
   持會員證購物可享受折扣優(yōu)待。
3. Better reduce the price than allow a discount.
   與其給折扣，不如減價。
4. In view of our long-standing relationship, we agree to allow you a discount.
   考慮到我們長期的關(guān)系，我方同意給你方折扣。
5. We give 10 percent discount for cash.
   現(xiàn)金付款，我們九折優(yōu)惠。
6. The discount was very huge.
   折扣的幅度非常大。

dis.count

v.（動詞）
dis.count.ed,dis.count.ing,dis.counts 縮寫 dis.,disc.
v.tr.（及物動詞）
To deduct or subtract from a cost or price.
減少：從費用或價格中扣除或減去

To purchase or sell (a bill, note, or other commercial paper) at a reduction equal to the amount of interest that will accumulate before it matures.
以折扣價買賣：打折買或賣（期票、鈔票或其它商業(yè)票據(jù)）所減的價相等于在其到期前所積的利息數(shù)
To lend money on (a commercial paper not immediately payable) after deducting the interest.
減息貸款：在扣除利息后（以商業(yè)支票無需立即付錢的形式）貸款

To sell or offer for sale at a reduced price.
削價出售，打折
To reduce in quantity or value.
減價，減量：在數(shù)量或價值上減少

To leave out of account as being untrustworthy or exaggerated; disregard:
忽視：認為其不可信或有夸大成分而不信；不理睬：
例句：
discount a rumor.
對謠言漠然置之

To underestimate the significance or effectiveness of; minimize:
低估…的意義和效果；輕視：
例句：
took care not to discount his wife`s accomplishments.
當心別低估了他妻子的成就

To regard with doubt or disbelief.
不相信，不信任：懷疑地或不全信看待
To anticipate and make allowance for; reckon with in advance.
預(yù)期，事先考慮：預(yù)料并減輕其影響；提前考慮到
v.intr.（不及物動詞）
To lend money after deduction of interest.
貼現(xiàn)；減息貸款：在扣除利息后貸款
n.（名詞）

A reduction from the full or standard amount of a price or debt.
折扣：從整個或標準的價格或債款的折扣
The interest deducted prior to purchasing, selling, or lending a commercial paper; the discount rate.
貼現(xiàn)率：在購買、出售或貸款的商業(yè)票據(jù)前削減利息；貼現(xiàn)率
The act or an instance of discounting a bill of exchange, note, or other commercial paper.
貼現(xiàn)：對期票、鈔票或其他商業(yè)票據(jù)打折扣的過程或事例
n.attributive.（定語名詞）
Often used to modify another noun:
常用于修飾另一個名詞：
例句：
a discount market; discount merchandise.
打折商場；打折商品

來源：
Alteration influenced by dis- count
受 dis-的影響 count
of French décompter
法語 décompter的變化
from Old French desconter
源自 古法語 desconter
des- [away] * see dis-
des- [去，離開；除去] *參見 dis-
conter [to count] * see count
conter [算，數(shù)，計算] *參見 count

【引伸】
dis.count.able
adj.（形容詞）