Guillotine

Webster's Dictionary of the English Language

·vt To behead with the guillotine.

II. Guillotine ·noun Any machine or instrument for cutting or shearing, resembling in its action a guillotine.

III. Guillotine ·noun A machine for beheading a person by one stroke of a heavy ax or blade, which slides in vertical guides, is raised by a cord, and let fall upon the neck of the victim.