/ Dictionary / Index S stuffer: Meaning and Definition of Find definitions for: stuff•er Pronunciation: (stuf'ur), [key] — n. a person or thing that stuffs. a small printed advertisement, announcement, or reminder that is inserted in an envelope and mailed with something else, as a bill or bank statement. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: stuffer (Thesaurus) stuffed shirt stuffing Related Content Daily Word Quiz: quandary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language