[ brey-nee ]
/ ˈbreɪ ni /
adjective, brain·i·er, brain·i·est. Informal.
intelligent; clever; intellectual.
Related formsbrain·i·ly, adverbbrain·i·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for brainier
Mr. Miller: "I believed them sincere particularly the brainier men."The Pullman Boycott|W. F. Burns
Mr. Mix knew that he was brainier than John Starkweather; he admitted it.Rope|Holworthy Hall
Rosalind not like Beatrice, Eleanor like Beatrice, only wilder and brainier.This Side of Paradise|F. Scott Fitzgerald
British Dictionary definitions for brainier
/ (ˈbreɪnɪ) /
adjective brainier or brainiest
informal clever; intelligent
Derived Formsbrainily, adverbbraininess, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012