/ Dictionary / Index B bananas: Meaning and Definition of Find definitions for: ba•nan•as Pronunciation: (bu-nan'uz), [key] — adj. Slang. crazy; deranged: All that chatter is driving me bananas. wildly enthusiastic: The crowd went bananas when the music began. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bananas (Thesaurus) banana republic banana seat 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