• the feeling of being upset or annoyed, especially because of the inability to change or achieve something.
- the inability to fulfill something or succeed
- the feeling that nothing will change no matter how hard one tries or how important the banner
- the act of being continuously disappointed due to one’s own limitations or the ineptness of others
ORIGIN mid 16th cent.: from Latin frustratio(n-), from frustrare ‘disappoint’ (see frustrate ).