chockstone noun mountaineering
- a stone securely jammed in a crack. It may vary in size from a pebble to a large boulder
- another name for chock (def. 3)
Examples from the Web for chockstone Historical Examples of chockstone
With immense labour I found a chockstone above my head, and managed to force my foot free.
Chockstone: a northern word for a stone wedged between the sides of a gully.
W. P. Haskett Smith