/ Dictionary / Index R rustic joint: Meaning and Definition of Find definitions for: rus'tic joint' Pronunciation: [key] — Masonry. Masonry. a joint between stones recessed from the faces between sunken drafts or bevels. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rusticity Rustin Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language