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
Arnold Bennett
frosted; frosting; frosts
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 (such as metal or glass)
2
: to injure or kill (plants) by frost
3
: to make angry or irritated
that really frosts me
: to become frosted
Examples of frost in a Sentence
Noun
The grass was covered with frost.
Frost formed on the window.
These plants should bloom until the first frost of the season.
We had an early frost.
Verb
The cold had frosted the windows.
I have to frost the birthday cake.
Recent Examples on the Web
Brandee Gruener, Southern Living, 29 June 2025
The exterior is resistant to fading, frost, and rot for long-lasting durability all year long.
—Rachel Trujillo, People.com, 27 June 2025
Claudia Alarcón, Forbes.com, 30 June 2025
The chilled chocolate cookie is infused with cookies and cream pieces, topped with a tie-dye-colored layer of lemon, blueberry and marshmallow frosting that channels those dreamy, otherworldly vibes — and finished with a sweet white drizzle and more cookies and cream for good measure.
—Moná Thomas, People.com, 27 June 2025
See All Example Sentences for frost
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Noun
Some oxalis species are sensitive to frost, but they can be brought indoors as a houseplant over the winter.
—Brandee Gruener, Southern Living, 29 June 2025
The exterior is resistant to fading, frost, and rot for long-lasting durability all year long.
—Rachel Trujillo, People.com, 27 June 2025
Verb
Allow cupcakes to cool for 15 minutes before frosting.
—Claudia Alarcón, Forbes.com, 30 June 2025
The chilled chocolate cookie is infused with cookies and cream pieces, topped with a tie-dye-colored layer of lemon, blueberry and marshmallow frosting that channels those dreamy, otherworldly vibes — and finished with a sweet white drizzle and more cookies and cream for good measure.
—Moná Thomas, People.com, 27 June 2025
See All Example Sentences for frost
Cite this Entry
“Frost.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/frost. Accessed 9 Jul. 2025.
Copy CitationKids Definition
frost
1 of 2 noun1
: the temperature that causes freezing
2
: a covering of tiny ice crystals on a cold surface
frost
2 of 2 verb1
a
: to cover with or as if with frost
especially
: to put icing on (as cake)
b
: to give a surface that looks like frost to
2
: to injure or kill by frost : freeze
Biographical Definition
Frost
biographical name
Robert Lee 1874–1963 American poet
Love words? Need even more definitions?
Merriam-Webster unabridged
Share