Source : Webster's Revised Unabridged Dictionary (1913)

Prodigally \Prod"i*gal*ly\, adv.
   In a prodigal manner; with profusion of expense;
   extravagantly; wasteful; profusely; lavishly; as, an estate
   prodigally dissipated.

         Nature not bounteous now, but lavish grows; Our paths
         with flowers she prodigally strows.      --Dryden.

Source : WordNet®

prodigally
     adv 1: in a prodigal manner; "he spent prodigally"
     2: to a wasteful manner or to a wasteful degree; "we are still
        prodigally rich compared to others" [syn: {wastefully}]