Frost

/frɔst/

Meaning & Definition

noun
a thin layer of ice that forms on surfaces when the temperature falls below freezing.
The grass was covered in a layer of frost this morning.
a weather condition characterized by such ice formation, often occurring in the early morning hours.
The forecast warned of frost overnight, so I brought my plants inside.
the act of freezing or becoming frozen.
The frost on the windows made it difficult to see outside.
verb
to cover with frost; to freeze.
The cold weather caused the puddles to frost over.
to decorate a cake or pastry with a sugar mixture or icing.
She decided to frost the birthday cake with chocolate icing.

Etymology

Old English 'forst', related to Dutch 'vorst' and German 'Frost'.

Common Phrases and Expressions

frost warning
A notification about expected frost conditions.
frostbite
Injury to body tissues caused by exposure to extreme cold.
the frost is on the pumpkin
An indication that it is autumn, often used to refer to a change in seasons.

Related Words

frosty
Characterized by frost; very cold.
frosting
A sweet, creamy coating for cakes and pastries.

Slang Meanings

To snooze or sleep, often used in a humorous context.
I was so tired, I just frosted on the couch.
To ignore or snub someone.
He totally frosted me at the party.