n.1 a form etc. in a newspaper, magazine, etc., which may be filled in and sent as an application for a purchase, information, etc.
2 Brit. an entry form for a football pool or other competition.
3 a voucher given with a retail purchase, a certain number of which entitle the holder to a discount etc.
4 a a detachable ticket entitling the holder to a ration of food, clothes, etc., esp. in wartime. b a similar ticket entitling the holder to payment, goods, services, etc.
Etymology: F, piece cut off f. couper cut: see COUP{Eacute}