¿Qué es una pizarra??

“Pizarron” tiene muchos significados, incluyendo pero no limitado a:

Es una superficie para escribir., generalmente hecho de material de placa de metal blanco, que se puede borrar y escribir repetidamente. Generalmente se utiliza para la enseñanza., meeting discussions or personal and family notes. It is similar to a blackboard and must be written with a special whiteboard pen.
It is an Internet slang that refers to the state of knowing almost nothing about a certain technology.
In mahjong, white boards refer to tiles that do not have words or patterns engraved on them.
In some dialects, it has a derogatory meaning, and is usually used to express a person’s dissatisfaction with others, or to describe stupidity and uselessness.
In addition, “blank slate” is also a philosophical term used by the British philosopher Locke.