Breadcrumb Home > Dictionary > Index T tatami: Meaning and Definition of Find definitions for: ta•ta•mi Pronunciation: (tu-tä'mē), [key] — pl. -mi, -mis. (in Japanese houses) any of a number of thick, woven straw mats of uniform dimensions, about three feet by six feet (91 cm by 183 cm), the placing of which determines the dimensions of an interior. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ta ta Tatar ✖ Related Content Daily Word Quiz: unctuous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language