/ Dictionary / Index W Waal: Meaning and Definition of Find definitions for: Waal Pronunciation: (väl), [key] a river in the central Netherlands, flowing W to the Meuse River: the center branch of the lower Rhine. 52 mi. (84 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Waaf Waals Related Content Daily Word Quiz: banshee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language