1. A predetermined plan or schedule that does not change or is unlikely to change
We have a fixed plan for the project that we must follow strictly.
Temos um plano fixo para o projeto que devemos seguir rigorosamente.
2. In telecommunications or utilities, a service plan with set rates and terms that remain constant
I signed up for a fixed plan with my internet provider to avoid price fluctuations.
Contratei um plano fixo com meu provedor de internet para evitar flutuações de preço.
3. A structured financial or insurance arrangement with predetermined terms
The company offers a fixed plan pension scheme for its employees.
A empresa oferece um esquema de pensão com plano fixo para seus funcionários.