/ Dictionary / Index F felt marker: Meaning and Definition of Find definitions for: felt' mark'er Pronunciation: [key] a felt pen with a wide nib for making identifying marks, as on clothing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. felting felt side Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language