/ Dictionary / Index O outsell: Meaning and Definition of Find definitions for: out•sell Pronunciation: (out"sel'), [key] — -sold, -sell•ing. to exceed in volume of sales; sell more than: He outsells all our other salespeople. to exceed in value or number of sales: a soap that outsells all other brands. to obtain a higher price than. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: outsell (Thesaurus) outsat outsert Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language