/ Dictionary / Index S sloper: Meaning and Definition of Find definitions for: slop•er Pronunciation: (slō'pur), [key] — n. a person or thing that slopes. a basic pattern developed on paper by drafting or in cloth by draping, but with seam allowances omitted, used as a tool to create other patterns. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. slope slop jar Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language