crampoon

from The Century Dictionary.

• noun See crampon.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Alternative form of crampon. (attachment for a shoe)
• noun A clutch formed of hooked pieces of iron, like double calipers, for raising stones, lumber, blocks of ice, etc.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun an iron spike attached to the shoe to prevent slipping on ice when walking or climbing
• noun a hinged pair of curved iron bars; used to raise heavy objects