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: thunder, boom, roar, roaring
Definition: a deep prolonged loud noise
Main entry: booming, thriving, palmy, flourishing, roaring, prospering, prosperous
Definition: very lively and profitable
Usage: flourishing businesses; a palmy time for stockbrokers; a prosperous new business; doing a roaring trade; a thriving tourist center; did a thriving business in orchids
Main entry: roaring
Definition: extremely
Usage: roaring drunk