■ noun
1》 a voucher entitling the holder to a discount on a product or a quantity of something rationed.
2》 a detachable form used to send for a purchase or information or to enter a competition.
3》 a detachable portion of a bond which is given up in return for a payment of interest.
↘the nominal rate of interest on a fixed-interest security.
4》 Scottish & Irish a person's face.
Origin
C19: from Fr., lit. 'piece cut off', from couper 'cut'.