/ Dictionary / Index J jib crane: Meaning and Definition of Find definitions for: jib' crane" Pronunciation: [key] a crane having an arm guyed at a fixed angle to the head of a rotating mast. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. jib boom jibe Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language