coupon
/ˈkuːpɒn/noun
1
- a voucher entitling the holder to a discount off a particular product购物优惠券, 礼券。
1.1
- a detachable ticket entitling the holder to a ration of food, clothes, or other goods, especially in wartime（尤指战时食品、衣服或其他商品的）配给券, 票证。
1.2
- a detachable portion of a bond which is given up in return for a payment of interest（债券的）息票。
1.3
- the nominal rate of interest on a fixed-interest security（固定利息证券的）票面利率。
2
- a form in a newspaper or magazine which may be filled in and sent as an application for a purchase or information（印在报纸或杂志上供填写后用于购物或索取资料的）申请表。
2.1
- Brit. an entry form for a football pool or other competition〈英〉（足球博彩或其他比赛的）彩票。
3
- Scottish & Irish a person's face〈苏格兰, 爱尔兰〉脸, 面孔：
he had a big beaming smile on his coupon.
他一脸喜洋洋的笑容。
词源
early 19th cent. (denoting a detachable portion of a stock certificate to be given up in return for payment of interest)： from French, literally 'piece cut off', from couper 'cut', from Old French colper （see COPE1 ）.