รอยขูดขีดเขียน

Also known as calligraffito, calligraffiti, tag, tagging, graph, graff, calligraphy

Graffiti (singular graffiti, or graffito only in graffiti archeology) is writing or drawings made on a wall or other surface, usually without permission and within public view. Graffiti ranges from simple written "monikers" to elaborate wall paintings, and has existed since ancient times, with examples dating back to ancient Egypt, ancient Greece, and the Roman Empire.