1. An intention or objective that is considered unethical, wicked, or contrary to moral principles
The contract was declared void because it was made for an immoral purpose.
O contrato foi declarado nulo porque foi feito com um propósito imoral.
2. In legal contexts, a goal or intention that violates moral standards or public policy
The agreement cannot be enforced if it serves an immoral purpose.
O acordo não pode ser executado se servir a um propósito imoral.