The definition of stressed out is being anxious, tired and irritable because of too much work or pressure.
An example of stressed out is the bad mood of someone who worked through the night and still hasn’t finished a project.
Informal tired, nervous, or depressed as a result of overwork, mental pressure, etc.
Undergoing or suffering the effects of extreme stress: He was stressed-out because he had so much work to do.
(comparative more stressed-out, superlative most stressed-out)
- Suffering from a high level of stress