jack frost

1. 1.

   a personification of frost or winter weather

   Broaderimaginary being

Questions about jack frost

What does jack frost mean?

jack frost means "a personification of frost or winter weather".

Is jack frost a common word?

jack frost is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.