adjective
- superlative form of vain: most excessively proud of one’s appearance or achievements
- superlative form of vain: most futile or unsuccessful
Examples
- She was the vainest person in the entire school.
- He spent hours in front of the mirror, proving he was the vainest of his brothers.
- Their vainest attempts to fix the problem only made it worse.
- Even her vainest efforts couldn’t save the failing project.
- The actor was known as the vainest star in Hollywood.
- It was the vainest hope that the weather would improve.