1. A professional trajectory characterized by lack of distinction, limited advancement, or unremarkable achievement
After years of mediocre career moves, he finally found success in a new field.
Após anos de carreira medíocre, ele finalmente encontrou sucesso em um novo campo.
2. A job or profession that fails to fulfill potential or expectations
She refused to accept a mediocre career when she knew she could aim higher.
Ela recusou uma carreira medíocre quando sabia que poderia aspirar a algo mais alto.