/ Dictionary / Index O outguess: Meaning and Definition of Find definitions for: out•guess Pronunciation: (out"ges'), [key] — v.t. to anticipate correctly the actions or intentions of; outwit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: outguess (Thesaurus) outgrowth outgun Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language