purring?
A humming bird
The word is droning. It means to make a continuous low humming sound.
1. a low humming sound (noun) 2. a male bee (noun)
Possibly worn wheel bearings can create a humming or groaning sound.
Its the sound telling you need new taps
I have a whirring sound in my ears Can you tell me what is causing it?
To make a humming or hissing sound, like an arrow or ball flying through the air; to fly or move swiftly with a sharp hissing or whistling sound., A hissing and humming sound.
It is the sound of a person either humming or purring.
Hummingbirds got their name from the humming sound their wings make as they beat rapidly in flight, which can sound like a hum. This noise is created by the rapid movement of the wings and is a key characteristic of these small birds.
It has no specific "sound". It's just a loud humming noise.
Electric fuel pump
a humming sound to show you that it is secure.