1. to complete something at a reduced pace or speed, taking more time than expected or than a previous attempt
The runner had to finish slower due to an injury in the final lap.
O corredor teve que terminar mais lentamente devido a uma lesão na última volta.
2. to decelerate or reduce momentum while completing a task or race
She will finish slower if she doesn't pace herself properly.
Ela terminará mais lentamente se não se controlar bem.