'Frostily' definitions:

Definition of 'frostily'

From: WordNet
adverb
Without warmth or enthusiasm; "`Come in if you have to,' he said frostily" [syn: frostily, frigidly]

Definition of 'Frostily'

From: GCIDE
  • Frostily \Frost"i*ly\, adv. In a frosty manner. [1913 Webster]