I. ˈfrȯst 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
II. verb
Date: 1635
transitive verb
1.
a. : to cover with or as if with frost ; especially : to put icing on (cake)
b. : to produce a fine-grained slightly roughened surface on (as metal or glass)
2. : to injure or kill (as plants) by frost
3. : to make angry or irritated
that really frost s me
intransitive verb
: to become frosted