Meaning of roaring

Definition of roaring

(adj) very lively and profitable; "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"
(adv) extremely; "roaring drunk"
a very loud utterance (like the sound of an animal); "his bellow filled the hallway"

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