noun
- small holes or openings through which one can look secretly or observe without being seen
Examples
- The apartment door had a peephole so residents could see who was visiting.
- Security guards monitored the area through peepholes in the wall.
- She drilled small peepholes in the fence to watch the neighbors.
- The old castle had peepholes built into the stone walls for defense.
- Parents sometimes use peepholes to check on their children without disturbing them.
- The detective discovered peepholes that had been used for surveillance.