'Stone-cold' definitions:

Definition of 'stone-cold'

(from WordNet)
adjective
Completely cold; "by the time he got back to his coffee it was stone-cold"

Definition of 'Stone-cold'

From: GCIDE
  • Stone-cold \Stone"-cold`\, a. Cold as a stone. [1913 Webster]
  • Stone-cold without, within burnt with love's flame. --Fairfax. [1913 Webster]