transitive verb frustrated, frustrating
- to cause to have no effect; bring to nothing; counteract; nullify: to frustrate plans
- to prevent from achieving an objective; foil; baffle; defeat: to frustrate an opponent
- Psychol. to prevent from gratifying certain impulses or desires, either conscious or unconscious
Origin:
ME frustraten < L frustratus, pp. of frustrare, frustrari, to disappoint, deceive < frustra, in vain: for IE base see fraud
adjective
Now Rare frustrated; baffled; defeated