Stamps are small adhesive pieces of paper issued by a postal authority, typically printed with a design or denomination, that are affixed to mail as evidence of payment of postage.
The term "stamps" can also refer to:
1. A device for impressing a pattern or mark, especially an official one
2. To bring down (one's foot) heavily on the ground or on something on the ground
3. In business, a rubber stamp used for endorsing documents
4. In digital contexts, a virtual stamp or badge