Brain fag

Also found in: Medical, Wikipedia.
(Med.) brain weariness. See Cerebropathy.
(Med.) See Cerebropathy.

See also: Brain, Fag

References in classic literature ?
Honey, it's just brain fag that makes us feel that way, and the weather.
Somatisation in black Africans has variously been described as paraethesias, (3) masked depression, (4) brain fag syndrome, (5) adaptation to trauma and stress (6) and largely a phenomenon of psychoneurosis.