/ Dictionary / Index O outbluff: Meaning and Definition of Find definitions for: out•bluff Pronunciation: (out"bluf'), [key] — v.t. to surpass in bluffing: to outbluff one's opponents at poker. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. outbid outboard 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