Main entry: yowl, holla, holler, hollering, hollo, holloa, bellow, bellowing, roar, roaring
Definition: a very loud utterance (like the sound of an animal)
Usage: his bellow filled the hallway
Main entry: Bellow, Saul Bellow, Solomon Bellow
Definition: United States author (born in Canada) whose novels influenced American literature after World War II (1915-2005)
Definition: shout loudly and without restraint
Definition: make a loud noise, as of animal
Usage: The bull bellowed