ice up

ice up

1. To become covered in or coated with ice. If the temperature drops any more, the steps will definitely ice up overnight.
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 "up." The frigid temperature iced the steps up overnight.
See also: ice, up
Farlex Dictionary of Idioms.

ice something up

to cause something to become icy. I hope the cold doesn't ice the roads up. The wind and rain iced up the roads.
See also: ice, up

ice up

to become icy. Are the roads icing up?
See also: ice, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

ice up

v.
1. To become covered with ice: The road has iced up, so be careful.
2. To cause something to become covered with ice: The storm has iced up the bridges. The cold weather iced the pond up, so we decided to go skating.
See also: ice, up
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • mist over
  • addict
  • addict (one) to (something)
  • addict to
  • get (one's) back up
  • get back up
  • get someone's back up
  • get/put somebody's back up
  • have (one's) back up
  • have back up