adjective
- unsuccessful in achieving a goal or purpose
- having stopped working or functioning properly
- having been unable to meet requirements or standards
Examples
- The failed experiment taught us valuable lessons.
- She was disappointed by her failed attempt to climb the mountain.
- The failed engine caused the plane to make an emergency landing.
- His failed business left him deeply in debt.
- The failed student had to repeat the course.
- The failed peace talks led to renewed conflict.
- They removed the failed lightbulb and installed a new one.