gluttonously

from WordNet (r) 3.0 (2006)

gluttonously
    adv 1: in a gluttonous manner; "this man eats gluttonously!"

from The Collaborative International Dictionary of English v.0.48

Gluttonous \Glut"ton*ous\, a.
   Given to gluttony; eating to excess; indulging the appetite;
   voracious; as, a gluttonous age. -- {Glut"ton*ous*ly}, adv.
   -- {Glut"ton*ous*ness}, n.
   [1913 Webster]