ice over

ice over

1. To become covered in or coated with ice. We should put down some salt and gravel so the steps don't ice over during the night. The lake doesn't usually start icing over until November or December.
2. To cause something to become covered in or coated with ice. In this usage, a noun or pronoun can be used between "ice" and "over." The frigid temperature iced the steps over during the night.
See also: ice, over
Farlex Dictionary of Idioms.

ice over

[for water] to freeze and develop a covering of ice. I can't wait for the river to ice over so we can do some ice fishing.
See also: ice, over
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • ice up
  • be on ice
  • ice down
  • on ice
  • be (as) cold as ice
  • (as) cold as ice
  • cold as ice
  • slush up
  • slushed up
  • cat ice