/ Dictionary / Index V vexatious: Meaning and Definition of Find definitions for: vex•a•tious Pronunciation: (vek-sā'shus), [key] — adj. causing vexation; troublesome; annoying: a vexatious situation. (of legal actions) instituted without sufficient grounds and serving only to cause annoyance to the defendant. disorderly; confused; troubled. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: vexatious (Thesaurus) vexation vexed Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language