When a beam is not strong enough to hold any weight, this is an example of a time when the weakness of the beam prevents it from holding weight.
When you are short-tempered and quick to anger, this is an example of a weakness.
When you cannot resist chocolate even though it is bad for you, chocolate is an example of your weakness.
Ice cream is his weakness.
Has a weakness for fast cars.
Candy is my one weakness.
In a small number of horses, muscle weakness may progress to paralysis.
His inability to speak in front of an audience was his weakness.
She is an athlete who has a weakness for chocolate.