Webster's Revised Unabridged Dictionary · 1913

Ganch

Ganch , transitive verb

[Compare French ganche, n., also Sp. & Portuguese gancho hook, Italian gancio.]

To drop from a high place upon sharp stakes or hooks, as the Turks dropped malefactors, by way of punishment.
Ganching, which is to let fall from on high upon hooks, and there to hang until they die. — Sandys