(of an animal, especially a dog) making a low guttural sound in the throat that indicates hostility

putting his hand in front of a growling dog was a dumb thing to do

a low guttural noise made in the throat, especially by a dog, to indicate hostility

hearing that growling was so scary

(of an animal, especially a dog) make a low guttural sound in the throat

the dogs yapped and growled at his heels