/ Dictionary / Index D debouchment: Meaning and Definition of Find definitions for: de•bouch•ment Pronunciation: (di-bsh'munt, -bouch'-), [key] — n. an act or instance of debouching. a mouth or outlet, as of a river or pass. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. débouché déboulés Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language