on ice

prepositional phrase4

1. •
   Not being used; temporarily unavailable or suspended; on hold.

   • We're putting the new software features on ice until we can fix the existing bugs.
2. •
   Of an entertainment normally performed on a stage: performed by ice skaters as an ice show.

   • We went to see Cinderella on ice.
3. •
   Of a sporting or other contest: in a state of assured victory for the leading contestant.

   • [Frederick] Bohen later reflected that "when she [[Millicent] Fenwick] came out against the pardon as strongly as she did, I think that put the election on ice. — 2003
4. •
   (slang) Dead, especially from murder or other nefarious means.

   • Boss says there's a mole in our organization. Find him and put him on ice.