/ Dictionary / Index A acey-deucy: Meaning and Definition of Find definitions for: ace•y-deuc•y Pronunciation: (ā'sē-d'sē, -dy'-), [key] — n. a form of backgammon in which a player, upon rolling a 1–2, moves 3 and then is allowed to name and play any doublet and to roll again. —adj. A-OK; great. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. acetylsalicylic acid ach* Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language