A method of inflicting the death penalty on convicted criminals prac-tised in Spain, Portugal, aud some Spauish-American countries, consistiug in strangula-tion by means of an iron collar which is mechanically tightened about the neck of the sufferer, sometimes with the variation that a sharpened screw is made to advance from the back of the apparatus and pierce the base of the brain. Also, popularly, any form of strangling resorted to to overcome resist-ance or induce unconsciousness, especially as a concomitant to highway robbery