1. a flaw or weak point

Similar word(s): failing

Definition categories: state, imperfection, imperfectness

2. powerlessness revealed by an inability to act

- in spite of their weakness the group remains active

Similar word(s): helplessness, impuissance

Definition categories: attribute, impotence, impotency, powerlessness

3. the property of lacking physical or mental strength; liability to failure under pressure or stress or strain

- his weakness increased as he became older

- the weakness of the span was overlooked until it collapsed

Definition categories: attribute, property

4. the condition of being financially weak

- the weakness of the dollar against the yen

Definition categories: state, misfortune

5. a penchant for something even though it might not be good for you

- he has a weakness for chocolate

Definition categories: feeling, penchant, predilection, preference, taste

Sentences with weakness as a noun:

- 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.