coupons

noun
UK /ˈkuːpɒnz/
US /ˈkuːpɑːnz/

Small pieces of paper that help you pay less for something.

Mom used coupons to buy our groceries for less money.


OTHER MEANINGS

2. Detachable parts of a document or bond that can be exchanged for money or goods.

The old bonds still had their coupons attached.

3. Printed forms or codes used to enter a contest or request information.

She filled out coupons to enter the magazine contest.

4. In chemistry, small samples of a material used for testing.

The lab tested coupons of the metal for rust.