Synonyms for hollo Found 17 synonyms across 2 meanings for “hollo”. a very loud utterance (like the sound of an animal) (noun) bellowbellowinghollahollerholleringholloaroarroaringyowl utter a sudden loud cry (verb) shoutcrycallyellscreamhollersquall Explore Related Words Rhymes with holloSynonyms for bellowSynonyms for bellowingSynonyms for hollaSynonyms for hollerSynonyms for hollering Synonym Finder | Rhyme Finder | Poetry Editor