/ Dictionary / Index M Mindanao Deep: Meaning and Definition of Find definitions for: Min'dana'o Deep' Pronunciation: [key] an area in the Pacific Ocean W of the Philippines: one of deepest points in any ocean. 34,440 ft. (10,497 m). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mindanao mind bender Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language