/ Dictionary / Index B butt plate: Meaning and Definition of Find definitions for: butt' plate" Pronunciation: [key] a protective plate on the butt end of a gunstock, usually of metal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. buttony buttress Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language