1. A choice or alternative that remains available and has not been decided or committed to
We should keep our options open before making a final decision.
Devemos manter nossas opções abertas antes de tomar uma decisão final.
2. In finance/trading, an option contract that has been purchased or sold but not yet exercised or closed
The trader has several open options expiring next month.
O trader tem várias opções abertas vencendo no próximo mês.