Pronunciation: (groul),[key] —v.i. 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. Jazz.to use flutter-tonguing in playing a wind instrument.
—v.t. to express by growling.
—n. 1. the act or sound of growling.
2. Jazz.the technique of flutter-tonguing.