to utter a deep guttural sound of anger or hostility

The dog growled at the mail carrier.

to murmur or complain angrily; grumble.

to rumble

The thunder growled.

Jazz . to use flutter-tonguing in playing a wind instrument.

to express by growling.

the act or sound of growling.

Jazz . the technique of flutter-tonguing.

noun, verb

bark , bellow , gnarl , gnarr , grumble , grunt , howl , moan , roar , roll , rumble , snarl , thunder

verb

boom , grumble , roll