/ Dictionary / Index T teat: Meaning and Definition of Find definitions for: teat Pronunciation: (tēt, tit), [key] the protuberance on the breast or udder in female mammals, except the monotremes, through which the milk ducts discharge; nipple or mammilla. something resembling a teat. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: teat (Thesaurus) teaspoonful tea table Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language