coupon

US /ˈkuː.pɑːn/

UK /ˈkuː.pɑːn/

优惠券, 票证

a voucher entitling the holder to a discount off a particular product or service

•

I used a coupon to get 20% off my groceries.

我用了一张优惠券，我的杂货打了八折。

•

Don't forget to clip the coupons from the newspaper.

别忘了从报纸上剪下优惠券。