/ Dictionary / Index B Bonneville: Meaning and Definition of Find definitions for: Bon•ne•ville Pronunciation: (bon'u-vil"), [key] a prehistoric lake in Utah, E Nevada, and S Idaho: Great Salt Lake is its remnant. 350 mi. (564 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bonnet top Bonneville Flats Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language