/ Dictionary / Index L l.w.m.: Meaning and Definition of Find definitions for: l.w.m. Pronunciation: [key] low water mark. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lwei Lwoff Related Content Daily Word Quiz: frowzy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language