|Origin:||Probably from a Scandinavian language|
Related topics: Colours and Sounds
whirr , whir past tense and past participle whirred, present participle whirring [intransitive]
to make a fairly quiet regular sound, like the sound of a bird or insect moving its wings very fast:
Helicopters whirred overhead.
—whirr noun [countable usually singular]
the whirr of an electric motor