/ Dictionary / Index M mal de mer*: Meaning and Definition of Find definitions for: mal de mer Pronunciation: (mal du mer'), [key] seasickness. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. M.A.L.D. Malden Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language