/ Dictionary / Index G gibberish: Meaning and Definition of Find definitions for: gib•ber•ish Pronunciation: (jib'ur-ish, gib'-), [key] — n. meaningless or unintelligible talk or writing. talk or writing containing many obscure, pretentious, or technical words. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gibberish (Thesaurus) gibberellin gibbet Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language