Word.ws English Dictionary

frost up

frost up verb: to become frosty.

Verb

frost up (third-person singular simple present frosts up, present participle frosting up, simple past and past participle frosted up)

  1. (intransitive) to become frosty
    • The windows often frost up in winter.

Forms of frost up

third-person singular presentfrosts up
present participlefrosting up
past participlefrosted up
pastfrosted up

Questions about frost up

What does frost up mean?
Frost up means to become frosty.
What part of speech is frost up?
Frost up is a verb.
What is the past tense of frost up?
The past tense of frost up is frosted up.

Words near frost up in the dictionary

  1. frost point
  2. frost points
  3. frost quake
  4. frost quakes
  5. frost smoke
  6. frost up
  7. frost weathering
  8. frost wedging
  9. frost-bearer
  10. frost-bearers
  11. frost-blite

Source and license

Adapted from Wiktionary: frost up (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “frost up.” Word.ws, https://word.ws/frost_up. Based on Wiktionary, CC BY-SA 4.0.