chockstone

About 0.01 uses per million words.

Meaning

1. noun A stone, ranging in size from a boulder to a pebble, which has become wedged in a vertical fissure or cleft.
2. noun A metal wedge or nut, threaded on a wire, used in rock climbing for protection by wedging it into a crack in the rock.

Similar words

chock choke chuckstone chuckiestone rock scotch shake chucky clast stean

Often followed by

press and in