From Longman Dictionary of Contemporary Englishstone-coldˌstone-ˈcold adjective, adverb 1 COLDif something is stone-cold, it is completely cold even though it should be warm or hot Dinner was stone-cold by the time I got home.2 → stone-cold sober3 American English if a player or sports team is stone-cold, they are not able to get any points
Examples from the Corpus
stone-cold• Two minutes in any one house was as long as you dared allow if the last half-dozen dinners weren't to be stone-cold.• Notre Dame's offense was stone-cold in the second half.• It ends stone-cold sober, with thoughts of careers and family.• They had drunk a great deal and the night was warm, but on a sudden they were both stone-cold sober. 