Main Entry: ¹frost

Pronunciation: \ˈfrȯst\

Function: noun

Etymology: Middle English, from Old English; akin to Old High German frost — more at freeze

Date: before 12th century

1 a : the process of freezing b : a covering of minute ice crystals on a cold surface; also : ice particles formed from a gas c : the temperature that causes freezing
2 a : coldness of deportment or temperament : an indifferent, reserved, or unfriendly manner b : failure <the play was…a most dreadful frost — Arnold Bennett>