/ Dictionary / Index O one-a-cat: Meaning and Definition of Find definitions for: one-a-cat Pronunciation: (wun'u-kat'), [key] — n. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. one one-acter Related Content Daily Word Quiz: cur Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language