What is the meaning of Crampon?

An attachment to a shoe or boot that provides traction by means of spikes for climbing or walking on slippery surfaces, especially ice.

An aerial rootlet for support in climbing, as of ivy.

A heraldic figure in the form of a bar bent at the ends into the form of a hook.

To walk or climb using crampons.

cleat, crampon (a protrusion on the bottom of a shoe for better traction)

spike

clinger, hanger-on

square-headed spike used to fasten rails on sleepers / railroad ties

cleat; crampon (protrusion on the bottom of a shoe for better traction)

crampon (aerial root a climbing plant uses to affix itself to vertical support)

Source: wiktionary.org