/ Dictionary / Index L Lou: Meaning and Definition of Find definitions for: Lou Pronunciation: (l), [key] — n. a male given name, form of a female given name, form of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Lotze Louangphrabang Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language