1. A firm, sincere, and dedicated pledge or obligation that is not taken lightly; a binding promise or dedication to a person, cause, or responsibility
Marriage is a serious commitment that requires trust and dedication.
O casamento é um compromisso sério que requer confiança e dedicação.
2. A long-term obligation or responsibility that demands significant time, effort, or resources
Starting a business is a serious commitment of both time and money.
Iniciar um negócio é um compromisso sério de tempo e dinheiro.