/ Dictionary / Index H hulloo: Meaning and Definition of Find definitions for: hul•loo Pronunciation: (hu-l', hul'), [key] — pl. v.i., v.t., -loos, -looed, -loo•ing. hallo. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hulloa hully gully Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language