/ Dictionary / Index M manifolder: Meaning and Definition of Find definitions for: man•i•fold•er Pronunciation: (man'u-fōl"dur), [key] — n. a machine for making manifolds or copies, as of writing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: manifolder (Thesaurus) manifold maniform Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language