/ Dictionary / Index B brainy: Meaning and Definition of Find definitions for: brain•y Pronunciation: (brā'nē), [key] — brain•i•er, brain•i•est. intelligent; clever; intellectual. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: brainy (Thesaurus) brainwork braird 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