/ Dictionary / Index J joint stool: Meaning and Definition of Find definitions for: joint' stool" Pronunciation: [key] a low wood stool having turned legs with all parts joined by a mortise joint. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. joint-stock company joint tenancy Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language