1. A predetermined maximum or minimum boundary that cannot be exceeded or changed
The fixed limit on credit card spending is $5,000 per month.
O limite fixo de gastos do cartão de crédito é de $5.000 por mês.
2. In poker, a betting structure where the amount wagered in each round is predetermined
They played fixed limit poker with bets of $10 and $20.
Eles jogaram pôquer com limite fixo de apuestas de $10 e $20.
3. A specific threshold or cap that is established and remains constant
The speed limit is a fixed limit of 55 miles per hour on this highway.
O limite de velocidade é um limite fixo de 55 milhas por hora nesta rodovia.