hum

3 ENTRIES FOUND:

hum

noun

Definition of HUM

a monotonous sound like that of an insect in motion <we heard the hum of an outboard motor and a few minutes later the small craft came into sight>
Synonyms burr, buzz, chirr, churr, drone, purr, thrum, whir (also whirr), whiz (or whizz), zoom

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