growl: Meaning and Definition of

growl

1. to utter a deep guttural sound of anger or hostility: The dog growled at the mail carrier.
2. to murmur or complain angrily; grumble.
3. to rumble: The thunder growled.
4. to use flutter-tonguing in playing a wind instrument.

1. to express by growling.

1. the act or sound of growling.
2. the technique of flutter-tonguing.