Definition of brainbox in English:


Line breaks: brain|box
Pronunciation: /ˈbreɪnbɒks


British informal
  • A very clever person.
    More example sentences
    • 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.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
(in science fiction) navigation in outer space