— growlingly , adv.
/growl/ , 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.
5. to express by growling.
n.
6. the act or sound of growling.
7. Jazz. the technique of flutter-tonguing.
[ 1350-1400; ME groule to rumble (said of the bowels); c. G grollen ]
Syn. 2. See complain .