rubber ice

noun

1. Canadian. thin ice that shifts, cracks, or groans when crossed on foot.

Example Sentences

It was what is called "rubber ice."

From Project Gutenberg

So for nearly a quarter of a mile we rushed that sled over "rubber" ice that swayed and cracked and yielded under our feet and under the sled, until we reached the bank of one of the islands, and then again we launched her and ran with her to the shore.

From Project Gutenberg

No man will ever doubt the plasticity, the "viscosity" of ice, as it used to be styled in the old glacier controversies, who has passed over the "rubber" ice that forms under certain circumstances and at certain seasons on these rivers.

From Project Gutenberg

When we finally learned to open our column and proceed at big intervals, we found we could keep on this surface that undulated like rubber ice and swayed the bushes up and down.

From Project Gutenberg