Having fever, especially a slight degree of fever: as, the patient is feverish.Indicating or characteristic of fever: as, feverish symptoms.Having a tendency to produce fever: as, feverish food.Morbidly eager; unduly ardent: as, a feverish craving for notoriety or fame.Excited and fitful; in a state resembling fever; now hot, now cold; characterized by sudden change or rapid fluctuations: as, a feverish state of the money market.