noun, feminine/ˈpjaɾda/plural: piardas
truancy, the act of skipping school, a class, or an obligation.
“Mañana hay examen a primera hora, mejor hacemos la piarda y nos vamos a la playa.” — There's an exam first thing tomorrow, we better skip class and go to the beach.
Synonyms: pellas, novillos, campana, rabona, pira, fugada
Related: hacerse una piarda, piardero
Unknown. The exact origin of this specific Andalusian sense is uncertain. It is highly likely related to the colloquial verb pirarse (“to scram, to run away”), which serves as the root for other regional Spanish terms for truancy, such as hacer la pira or pirarse de clase.