Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun whirr

1 sense of whirr

Sense 1
whir, whirr, whirring, birr -- (sound of something in rapid motion; "whir of a bird's wings"; "the whir of the propellers")
       => sound -- (the sudden occurrence of an audible event; "the sound awakened them")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb whirr

2 senses of whirr

Sense 1
whizz, whiz, whirr, whir, birr, purr -- (make a soft swishing sound; "the motor whirred"; "the car engine purred")
       => sound, go -- (make a certain noise or sound; "She went `Mmmmm'"; "The gun went `bang'")

Sense 2
churr, whirr -- (make a vibrant sound, as of some birds)
       => utter, emit, let out, let loose -- (express audibly; utter sounds (not necessarily words); "She let out a big heavy sigh"; "He uttered strange sounds that nobody could understand")