brainy

[ brey-nee ]
/ ˈbreɪ ni /

adjective, brain·i·er, brain·i·est. Informal.

intelligent; clever; intellectual.

Origin of brainy

First recorded in 1835–45; brain + -y1

OTHER WORDS FROM brainy

brain·i·ly, adverbbrain·i·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for brainy

brainy
/ (ˈbreɪnɪ) /

adjective brainier or brainiest

informal clever; intelligent

Derived forms of brainy

brainily, 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