/ Dictionary / Index J jolly boat: Meaning and Definition of Find definitions for: jol'ly boat" Pronunciation: [key] a light boat carried at the stern of a sailing vessel. a small pleasure sailboat for use in sheltered waters. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Jolly balance jolly jumper 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