frost ‧ ing /ˈfrɒstɪŋ $ ˈfrɒːstɪŋ/ BrE AmE noun [uncountable] especially American English
a sweet substance put on cakes and made from powdery sugar and butter SYN icing British English
frost ‧ ing /ˈfrɒstɪŋ $ ˈfrɒːstɪŋ/ BrE AmE noun [uncountable] especially American English
a sweet substance put on cakes and made from powdery sugar and butter SYN icing British English
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012