/ Dictionary / Index J jack rod: Meaning and Definition of Find definitions for: jack' rod" Pronunciation: [key] — Naut. Naut. a horizontal metal rod or tube to which an awning or other cloth may be seized to support it. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. jack rafter jack rope Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language