Garrote

Webster's Dictionary of the English Language

·vt To strangle with the garrote; hence, to seize by the throat, from behind, with a view to strangle and rob.

II. Garrote ·noun A Spanish mode of execution by strangulation, with an iron collar affixed to a post and tightened by a screw until life become extinct; also, the instrument by means of which the punishment is inflicted.