1. A reference to devouring too much and doing it selfishly: Joseph was accused of being more gluttonous than his brothers because he was always taking much more on his plate than they did.
2. Characteristic of overindulging in desires for something: Tommy, the gluttonous little boy, made considerable demands for constant attention by his parents.

Bryan was the most gluttonous person when working in front of his computer than anyone else in the office.