noun
- an electrical device that makes a buzzing sound as a signal or alarm
- a person or thing that buzzes
Examples
- The buzzer sounded to signal the end of the basketball game.
- Press the buzzer to call the nurse.
- The apartment building has a buzzer system at the front door.
- The quiz show contestants raced to hit their buzzers first.
- A loud buzzer woke everyone up during the fire drill.
- The doorbell buzzer wasn’t working properly.