/ Dictionary / Index H hillo: Meaning and Definition of Find definitions for: hil•lo Pronunciation: (hil'ō, hi-lō'), [key] — pl. v.i., v.t., -los, -loed, -lo•ing. hallo. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hill myna hilloa Related Content Daily Word Quiz: fresco Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language