noun
- a small hole in a door or wall through which one can look secretly or safely
Examples
- She looked through the peephole to see who was at the door.
- The apartment door had a peephole for security purposes.
- He drilled a small peephole in the fence to watch the neighbors.
- The hotel room door featured a wide-angle peephole.
- Before opening the door, always check the peephole first.
- The peephole was too high for the child to reach.