Definition of brainbox in English:
A very clever person.
- And he discovered that whizzkids in IT may be brainboxes when it comes to mastering the microchip, but too many are locked in a world of jargon seemingly too lofty for ordinary mortals to understand.
- Calling all armchair brainboxes - think you're a real fact-master?
- We've got the brainboxes but we are less establishment, too, and that's a source of pride.
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