one of a pair of spiked iron frames, strapped to the shoe, leg, or knee, to help in climbing trees, telephone poles, etc.
Origin of climbing iron
First recorded in 1855–60
Also called climbing spur, spur.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
spiked steel frames worn on the feet to assist in climbing trees, ice slopes, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012