/ Dictionary / Index O oatcake: Meaning and Definition of Find definitions for: oat•cake Pronunciation: (ōt'kāk"), [key] — n. a cake, usually thin and brittle, made of oatmeal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: oatcake (Thesaurus) oat -oate Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language