postagestamp

noun
UK /ˈpəʊstɪdʒ stæmp/
US /ˈpoʊstɪdʒ stæmp/

A small sticky picture you put on a letter to pay for sending it.

She put a postage stamp on the envelope before mailing the birthday card.


OTHER MEANINGS

2. A small printed label showing that a fee has been paid.

The clerk handed him a postage stamp as proof of payment.

3. A mark or impression used to show official approval.

The document bore a postage stamp of authenticity.

4. A collectible item valued by hobbyists.

His grandfather kept a rare postage stamp in a glass case.