Canadian. thin ice that shifts, cracks, or groans when crossed on foot.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use rubber ice in a sentence
A folded floe and six miles of rubber ice were not sufficiently out of the way to constitute an impressive incident.Billy Topsail, M.D. | Norman Duncan
It was "India-rubber ice" no longer; it was cracked and brittle to the very shore.The Wolf's Long Howl | Stanley Waterloo
Now and again he ran nimbly over many yards of rubber ice, which yielded and groaned, but did not break.The Adventures of Billy Topsail | Norman Duncan
I had no wish to slide on rubber-ice just for the sake of seeing it bend.The Prairie Mother | Arthur Stringer