/ Dictionary / Index O OOT: Meaning and Definition of Find definitions for: OOT Pronunciation: [key] out of town. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Oost ootheca Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language