/ Dictionary / Index H Humacao: Meaning and Definition of Find definitions for: Hu•ma•cao Pronunciation: ("mä-kou'), [key] — n. a city in E Puerto Rico. 19,147. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hum human Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language