1. to be in a state of weakness or exposure to harm, damage, or attack
The city's infrastructure is vulnerable to flooding during heavy rains.
A infraestrutura da cidade é vulnerável a enchentes durante chuvas intensas.
2. to be emotionally exposed or open to hurt
She felt vulnerable sharing her personal story with strangers.
Ela se sentiu vulnerável ao compartilhar sua história pessoal com estranhos.
3. to be susceptible to criticism, attack, or exploitation
New businesses are vulnerable to market competition.
Novos negócios são vulneráveis à concorrência do mercado.