The name comes from Portuguese, where aviso means alert or notification, reflecting how widely the clip circulates in Brazilian WhatsApp groups and short videos. The sound itself is associated with the Uber ride-hailing app, which uses short electronic alerts to signal ride updates and new requests to drivers and passengers. Clips of the chime were reposted as a standalone effect because it needs no explanation: one play tells viewers a phone is buzzing with travel news. That clarity keeps it popular for pranks, edits, and everyday travel jokes online.