/ Dictionary / Index J jambeau: Meaning and Definition of Find definitions for: jam•beau Pronunciation: ( jam'bō), [key] — pl. -beaux greave. a spikefish, Parahollardia lineata, found in the deep waters of the Atlantic Ocean. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jambeau (Thesaurus) jambalaya Jambi 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