/ Dictionary / Index M meander line: Meaning and Definition of Find definitions for: mean'der line" Pronunciation: [key] a zigzag traverse made to define the approximate margin of a natural body of water. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. meander mean deviation Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language