/ Dictionary / Index O outersole: Meaning and Definition of Find definitions for: out•er•sole Pronunciation: (ou'tur-sōl"), [key] — n. outsole. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. outer product outer space Related Content Daily Word Quiz: persevere Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language