/ Dictionary / Index M Motagua: Meaning and Definition of Find definitions for: Mo•ta•gua Pronunciation: (mô-tä'gwä), [key] — n. a river in S central Guatemala, flowing NE to the Caribbean Sea. ab. 250 mi. (315 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mot mote 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