+A **stamp** is a small, often decorative, piece of paper affixed to an item to signify payment for a service, most commonly [Postage](/wiki/postage). These adhesive symbols validate the sending of [Mail](/wiki/mail) and are widely collected.
+## See also
+- [Philately](/wiki/philately)
+- [Letter](/wiki/letter)
+- [Post Office](/wiki/post_office)