brainbox
/ˈbɹeɪn(ˌ)bɒks/noun
RareNot in standard dictionaries
1
The cavity of the skull in which the brain is contained.
2
The skull; the head.
3
A very intelligent person.
Thesaurus
#slang
The cavity of the skull in which the brain is contained.
The skull; the head.
A very intelligent person.