Focus on the pronunciation of voucher
English definition of “voucher”
/ˈvaʊtʃər/ noun [C] MONEY
› a printed piece of paper used to pay for particular goods or services, or to pay less than the usual price: Anyone spending $25 or more will get a $5 voucher to spend. The company will pay most of the settlement in shares and discount vouchers. a clothing/food/housing/travel voucher The Inland Revenue wants to know about employee benefits, including vouchers for food and drink.
› ACCOUNTING a piece of paper that shows that money has been paid for something or that someone's accounts are correct: You should keep all copies of sales vouchers to check off against statements. He demanded that they go back until each overtime voucher could be matched with a specific job. Unfortunately the payroll vouchers weren't being reviewed by managers. → See also gift voucher