Noun: brainbox 'breyn,bóks
Usage: Brit, informal
Usage: Brit, informal
- Someone who has exceptional intellectual ability and originality
"Mozart was a child brainbox";
- genius, mastermind, brain, brainiac [N. Amer], Einstein, wonder, smart cookie [N. Amer, informal]
Derived forms: brainboxes
Type of: intellect, intellectual
Encyclopedia: Brainbox