whirr
/wɜr/
verb
- To make a low, continuous, buzzing or humming sound, like that of a machine or insect.
- Bees whirr around the flowers in the garden.
- The old projector would whirr as it played the film.
- The computer fan began to whirr loudly after hours of use.
noun
- A low, continuous buzzing or humming sound.
- The only sound in the room was the whirr of the air conditioner.
- She heard the whirr of a drone overhead.
- The whirr of the sewing machine filled the quiet afternoon.