1. Text that has not been reviewed, edited, or organized before being presented or delivered
The speaker read from an unprepared text, making several mistakes.
O orador leu a partir de um texto não preparado, cometendo vários erros.
2. Written material that is rough, unrefined, or in draft form
The document submitted was clearly an unprepared text with no proofreading.
O documento enviado era claramente um texto não preparado sem revisão.