1. A state of living with unpredictability, instability, or lack of security about the future
He lived a life of uncertainty, never knowing what tomorrow would bring.
Ele vivia uma vida incerta, nunca sabendo o que o amanhã lhe traria.
2. An existence marked by financial, emotional, or social instability
During the pandemic, many people experienced a life of uncertainty.
Durante a pandemia, muitas pessoas vivenciaram uma vida incerta.