1. To refuse or reject help, support, or aid that has been offered
She decided to decline assistance and handle the project on her own.
Ela decidiu recusar assistência e lidar com o projeto por conta própria.
2. To politely refuse an offer of help or support
He thanked them but had to decline assistance due to budget constraints.
Ele agradeceu, mas teve que recusar assistência devido a limitações orçamentárias.