/ Dictionary / Index O out-and-out: Meaning and Definition of Find definitions for: out-and-out Pronunciation: (out'n-out', -nd-out'), [key] — adj. complete; total; thoroughgoing: an out-and-out lie. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: out-and-out (Thesaurus) outage out-and-outer Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language