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
Arricca Elin Sansone, Southern Living, 16 Sep. 2025
These mostly include frost advisories and, in some cases, freeze warnings.
—Anna Skinner, MSNBC Newsweek, 16 Sep. 2025
Jessie Beck, AFAR Media, 16 Sep. 2025
Four of the treats paid tribute to the four houses — Gryffindor, Slytherin, Hufflepuff and Ravenclaw — and the last had chocolate frosting dip with gold stars and a gold Sorting Hat.
—Moná Thomas, PEOPLE, 15 Sep. 2025
See All Example Sentences for frost
Examples are automatically compiled from online sources to
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Noun
While frost and light freezes will not damage plants, temperatures below 20 degrees Fahrenheit will harm them.
—Arricca Elin Sansone, Southern Living, 16 Sep. 2025
These mostly include frost advisories and, in some cases, freeze warnings.
—Anna Skinner, MSNBC Newsweek, 16 Sep. 2025
Verb
This includes liquids and liquidy things, such as any drink, yogurt, syrup, soup, jams and jellies, condiments, or anything jarred in oil, as well as spreadables like nut butters, pâté, creamy cheeses, frosting, and dips and spreads such as hummus.
—Jessie Beck, AFAR Media, 16 Sep. 2025
Four of the treats paid tribute to the four houses — Gryffindor, Slytherin, Hufflepuff and Ravenclaw — and the last had chocolate frosting dip with gold stars and a gold Sorting Hat.
—Moná Thomas, PEOPLE, 15 Sep. 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 17 Sep. 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
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