/ Dictionary / Index P plain tripe: Meaning and Definition of Find definitions for: plain' tripe' Pronunciation: [key] the fatty, inner lining of the first stomach (the rumen) of a steer, calf, hog, or sheep, having a bland taste and used as a food, esp. in the preparation of such dishes as haggis, head cheese, etc. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. plaintive plain-vanilla 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