voucher

US /ˈvaʊ.tʃɚ/
UK /ˈvaʊ.tʃɚ/
"voucher" picture
1.

a small printed piece of paper that entitles the holder to a discount, or that can be exchanged for goods or services

:
•
I have a discount voucher for the new restaurant.
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You can redeem this voucher for a free coffee.
:
coupontickettokenchitslip
2.

a document recording a sum of money spent or advanced

:
•
Please submit all expense vouchers by Friday.
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The accountant reviewed the payment vouchers.
:
receiptrecordproofdocument
1.

to confirm or support something with evidence

:
•
His testimony will voucher for her innocence.
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Can you voucher for the authenticity of this document?
:
attestcertifyconfirmcorroboratesubstantiate
:
school voucher