n. The act of slaying or depriving of life.Depriving of life; deadly; doing execution.Overpowering; irresistible: generally in the sense of fascinating, bewitching, charming, so as to attract and compel admiration: as, killing coquetries.So terrible or frightful as almost to kill one; exceedingly severe; exhausting; wearing.n. In the manufacture of steel, the practice of stopping or preventing the evolution of gas in the steel. Steel is most commonly killed with silicon or aluminium.