1. An aspect of something or someone that is not strong, vulnerable, or lacking in quality; a disadvantage or area of deficiency
His weak point is mathematics, but he excels in languages.
Seu ponto fraco é matemática, mas ele se destaca em línguas.
2. A structural or physical vulnerability that can be exploited or damaged
The enemy discovered the fortress's weak point and attacked through the eastern wall.
O inimigo descobriu o ponto fraco da fortaleza e atacou pela parede leste.
3. An emotional or psychological vulnerability
Her weak point is criticism; she takes it very personally.
Seu ponto fraco é crítica; ela leva muito para o lado pessoal.