n.
Pronunciation: ' kü- ˌ pän, ' kyü-
Function: noun
Etymology: French, from Old French, piece, from couper to cut ― more at COPE
Date: 1822
1 : a statement of due interest to be cut from a bearer bond when payable and presented for payment also : the interest rate of a coupon
2 : a form surrendered in order to obtain an article, service, or accommodation: as a : one of a series of attached tickets or certificates often to be detached and presented as needed b : a ticket or form authorizing purchases of rationed commodities c : a certificate or similar evidence of a purchase redeemable in premiums d : a part of a printed advertisement to be cut off to use as an order blank or inquiry form or to obtain a discount on merchandise or services