Entry Word: hum

Function: noun

Meaning: 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 buzz, chirr, drone, purr, thrum, whir (also whirr), whiz (or whizz), zoom

Related Words babble, coo, gurgle, hiss, moan, murmur, rustle, sigh, whisper; whish, zing, zip

Near Antonyms bawl, howl, roar, scream, screech, shriek