1. feeling angry or annoyed because you cannot do or achieve something
2. prevented from progressing, succeeding, or being fulfilled

Examples

• She felt frustrated when her computer crashed before she could save her work.
• The frustrated driver honked at the slow traffic.
• He became increasingly frustrated with his lack of progress in learning the language.
• The team was frustrated by their third consecutive loss.
• Her frustrated attempts to reach customer service lasted for hours.
• The frustrated artist couldn’t capture the image he had in mind.
• Parents often feel frustrated when their children won’t listen.