bottom ice

noun

1. anchor ice.

Word History and Origins

Origin of bottom ice¹

An Americanism dating back to 1720–30

Example Sentences

The friction caused some of the bottom ice to melt and released more liquid water, and a cycle had begun.

From The Guardian

It was thought that the water quickly flowed between ice and rock and out to sea, with little impact on the bottom ice layers.

From Scientific American

Again, can the fact of the weir which had a wall of this bottom- ice three feet high in a single night, be accounted for by radiation?

From Project Gutenberg

We have a little difference of opinion as to whether this morainic material has been brought down in surface layers or pushed up from the bottom ice layers, as in Alpine glaciers.

From Project Gutenberg